Home / 1,178,098.80-1,767,148.20-617,060.40

Finding the Fourth Proportional to 1,178,098.80, 1,767,148.20 and 617,060.40

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Solution

The fourth proportional to 1,178,098.80, 1,767,148.20 and 617,060.40 is: 925,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,098.80 : 1,767,148.20 = 617,060.40 : x
  2. Step 2: Convert to fraction form
    1,178,098.80/1,767,148.20 = 617,060.40/x
  3. Step 3: Cross multiply
    1,178,098.80x = 1,767,148.20 × 617,060.40
  4. Step 4: Simplify right side
    1,178,098.80x = 1,090,437,175,151.28
  5. Step 5: Solve for x
    x = 1,090,437,175,151.28/1,178,098.80
  6. Step 6: Final answer
    x = 925,590.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.