Home / 1,137,037.92-1,569,820.47-723,807.86

Finding the Fourth Proportional to 1,137,037.92, 1,569,820.47 and 723,807.86

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Solution

The fourth proportional to 1,137,037.92, 1,569,820.47 and 723,807.86 is: 999,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,037.92 : 1,569,820.47 = 723,807.86 : x
  2. Step 2: Convert to fraction form
    1,137,037.92/1,569,820.47 = 723,807.86/x
  3. Step 3: Cross multiply
    1,137,037.92x = 1,569,820.47 × 723,807.86
  4. Step 4: Simplify right side
    1,137,037.92x = 1,136,248,384,411.51
  5. Step 5: Solve for x
    x = 1,136,248,384,411.51/1,137,037.92
  6. Step 6: Final answer
    x = 999,305.62

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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.