Home / 1,015,915.71-1,402,008-607,939.95

Finding the Fourth Proportional to 1,015,915.71, 1,402,008 and 607,939.95

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Solution

The fourth proportional to 1,015,915.71, 1,402,008 and 607,939.95 is: 838,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,915.71 : 1,402,008 = 607,939.95 : x
  2. Step 2: Convert to fraction form
    1,015,915.71/1,402,008 = 607,939.95/x
  3. Step 3: Cross multiply
    1,015,915.71x = 1,402,008 × 607,939.95
  4. Step 4: Simplify right side
    1,015,915.71x = 852,336,673,419.60
  5. Step 5: Solve for x
    x = 852,336,673,419.60/1,015,915.71
  6. Step 6: Final answer
    x = 838,983.65

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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.