Home / 1,172,895.80-1,758,566.10-424,844.60

Finding the Fourth Proportional to 1,172,895.80, 1,758,566.10 and 424,844.60

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Solution

The fourth proportional to 1,172,895.80, 1,758,566.10 and 424,844.60 is: 636,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,895.80 : 1,758,566.10 = 424,844.60 : x
  2. Step 2: Convert to fraction form
    1,172,895.80/1,758,566.10 = 424,844.60/x
  3. Step 3: Cross multiply
    1,172,895.80x = 1,758,566.10 × 424,844.60
  4. Step 4: Simplify right side
    1,172,895.80x = 747,117,311,328.06
  5. Step 5: Solve for x
    x = 747,117,311,328.06/1,172,895.80
  6. Step 6: Final answer
    x = 636,985.24

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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.