Home / 1,015,270.18-1,400,702.14-607,383.74

Finding the Fourth Proportional to 1,015,270.18, 1,400,702.14 and 607,383.74

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Solution

The fourth proportional to 1,015,270.18, 1,400,702.14 and 607,383.74 is: 837,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,270.18 : 1,400,702.14 = 607,383.74 : x
  2. Step 2: Convert to fraction form
    1,015,270.18/1,400,702.14 = 607,383.74/x
  3. Step 3: Cross multiply
    1,015,270.18x = 1,400,702.14 × 607,383.74
  4. Step 4: Simplify right side
    1,015,270.18x = 850,763,704,419.20
  5. Step 5: Solve for x
    x = 850,763,704,419.20/1,015,270.18
  6. Step 6: Final answer
    x = 837,967.79

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.