Home / 1,169,715.60-1,753,363.80-636,109.20

Finding the Fourth Proportional to 1,169,715.60, 1,753,363.80 and 636,109.20

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Solution

The fourth proportional to 1,169,715.60, 1,753,363.80 and 636,109.20 is: 953,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,715.60 : 1,753,363.80 = 636,109.20 : x
  2. Step 2: Convert to fraction form
    1,169,715.60/1,753,363.80 = 636,109.20/x
  3. Step 3: Cross multiply
    1,169,715.60x = 1,753,363.80 × 636,109.20
  4. Step 4: Simplify right side
    1,169,715.60x = 1,115,330,844,126.96
  5. Step 5: Solve for x
    x = 1,115,330,844,126.96/1,169,715.60
  6. Step 6: Final answer
    x = 953,506.00

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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.