Home / 1,025,345.40-1,538,018.10-605,095.80

Finding the Fourth Proportional to 1,025,345.40, 1,538,018.10 and 605,095.80

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Solution

The fourth proportional to 1,025,345.40, 1,538,018.10 and 605,095.80 is: 907,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,345.40 : 1,538,018.10 = 605,095.80 : x
  2. Step 2: Convert to fraction form
    1,025,345.40/1,538,018.10 = 605,095.80/x
  3. Step 3: Cross multiply
    1,025,345.40x = 1,538,018.10 × 605,095.80
  4. Step 4: Simplify right side
    1,025,345.40x = 930,648,292,633.98
  5. Step 5: Solve for x
    x = 930,648,292,633.98/1,025,345.40
  6. Step 6: Final answer
    x = 907,643.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.