Home / 1,098,018.85-1,515,250.30-607,941.41

Finding the Fourth Proportional to 1,098,018.85, 1,515,250.30 and 607,941.41

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Solution

The fourth proportional to 1,098,018.85, 1,515,250.30 and 607,941.41 is: 838,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,018.85 : 1,515,250.30 = 607,941.41 : x
  2. Step 2: Convert to fraction form
    1,098,018.85/1,515,250.30 = 607,941.41/x
  3. Step 3: Cross multiply
    1,098,018.85x = 1,515,250.30 × 607,941.41
  4. Step 4: Simplify right side
    1,098,018.85x = 921,183,403,884.92
  5. Step 5: Solve for x
    x = 921,183,403,884.92/1,098,018.85
  6. Step 6: Final answer
    x = 838,950.45

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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.