Home / 1,166,001.60-1,609,136.64-707,131.20

Finding the Fourth Proportional to 1,166,001.60, 1,609,136.64 and 707,131.20

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Solution

The fourth proportional to 1,166,001.60, 1,609,136.64 and 707,131.20 is: 975,874.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,001.60 : 1,609,136.64 = 707,131.20 : x
  2. Step 2: Convert to fraction form
    1,166,001.60/1,609,136.64 = 707,131.20/x
  3. Step 3: Cross multiply
    1,166,001.60x = 1,609,136.64 × 707,131.20
  4. Step 4: Simplify right side
    1,166,001.60x = 1,137,870,723,207.17
  5. Step 5: Solve for x
    x = 1,137,870,723,207.17/1,166,001.60
  6. Step 6: Final answer
    x = 975,874.07

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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.