Home / 1,124,326.56-1,551,322.04-688,835.92

Finding the Fourth Proportional to 1,124,326.56, 1,551,322.04 and 688,835.92

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Solution

The fourth proportional to 1,124,326.56, 1,551,322.04 and 688,835.92 is: 950,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,326.56 : 1,551,322.04 = 688,835.92 : x
  2. Step 2: Convert to fraction form
    1,124,326.56/1,551,322.04 = 688,835.92/x
  3. Step 3: Cross multiply
    1,124,326.56x = 1,551,322.04 × 688,835.92
  4. Step 4: Simplify right side
    1,124,326.56x = 1,068,606,344,639.68
  5. Step 5: Solve for x
    x = 1,068,606,344,639.68/1,124,326.56
  6. Step 6: Final answer
    x = 950,441.25

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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.