Home / 1,017,124.76-1,403,697.76-564,415.76

Finding the Fourth Proportional to 1,017,124.76, 1,403,697.76 and 564,415.76

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Solution

The fourth proportional to 1,017,124.76, 1,403,697.76 and 564,415.76 is: 778,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,124.76 : 1,403,697.76 = 564,415.76 : x
  2. Step 2: Convert to fraction form
    1,017,124.76/1,403,697.76 = 564,415.76/x
  3. Step 3: Cross multiply
    1,017,124.76x = 1,403,697.76 × 564,415.76
  4. Step 4: Simplify right side
    1,017,124.76x = 792,269,138,020.70
  5. Step 5: Solve for x
    x = 792,269,138,020.70/1,017,124.76
  6. Step 6: Final answer
    x = 778,930.15

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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.