Home / 1,078,257.28-1,487,931.24-594,823.36

Finding the Fourth Proportional to 1,078,257.28, 1,487,931.24 and 594,823.36

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Solution

The fourth proportional to 1,078,257.28, 1,487,931.24 and 594,823.36 is: 820,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,257.28 : 1,487,931.24 = 594,823.36 : x
  2. Step 2: Convert to fraction form
    1,078,257.28/1,487,931.24 = 594,823.36/x
  3. Step 3: Cross multiply
    1,078,257.28x = 1,487,931.24 × 594,823.36
  4. Step 4: Simplify right side
    1,078,257.28x = 885,056,259,625.77
  5. Step 5: Solve for x
    x = 885,056,259,625.77/1,078,257.28
  6. Step 6: Final answer
    x = 820,821.04

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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.