Home / 1,792,326.40-2,688,489.60-896,531.20

Finding the Fourth Proportional to 1,792,326.40, 2,688,489.60 and 896,531.20

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Solution

The fourth proportional to 1,792,326.40, 2,688,489.60 and 896,531.20 is: 1,344,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,326.40 : 2,688,489.60 = 896,531.20 : x
  2. Step 2: Convert to fraction form
    1,792,326.40/2,688,489.60 = 896,531.20/x
  3. Step 3: Cross multiply
    1,792,326.40x = 2,688,489.60 × 896,531.20
  4. Step 4: Simplify right side
    1,792,326.40x = 2,410,314,807,275.52
  5. Step 5: Solve for x
    x = 2,410,314,807,275.52/1,792,326.40
  6. Step 6: Final answer
    x = 1,344,796.80

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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.