Home / 1,125,724.40-1,553,497.08-616,422.32

Finding the Fourth Proportional to 1,125,724.40, 1,553,497.08 and 616,422.32

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Solution

The fourth proportional to 1,125,724.40, 1,553,497.08 and 616,422.32 is: 850,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,724.40 : 1,553,497.08 = 616,422.32 : x
  2. Step 2: Convert to fraction form
    1,125,724.40/1,553,497.08 = 616,422.32/x
  3. Step 3: Cross multiply
    1,125,724.40x = 1,553,497.08 × 616,422.32
  4. Step 4: Simplify right side
    1,125,724.40x = 957,610,274,166.83
  5. Step 5: Solve for x
    x = 957,610,274,166.83/1,125,724.40
  6. Step 6: Final answer
    x = 850,661.38

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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.