Home / 1,165,930.10-1,748,895.15-418,051.70

Finding the Fourth Proportional to 1,165,930.10, 1,748,895.15 and 418,051.70

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Solution

The fourth proportional to 1,165,930.10, 1,748,895.15 and 418,051.70 is: 627,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,930.10 : 1,748,895.15 = 418,051.70 : x
  2. Step 2: Convert to fraction form
    1,165,930.10/1,748,895.15 = 418,051.70/x
  3. Step 3: Cross multiply
    1,165,930.10x = 1,748,895.15 × 418,051.70
  4. Step 4: Simplify right side
    1,165,930.10x = 731,128,590,579.26
  5. Step 5: Solve for x
    x = 731,128,590,579.26/1,165,930.10
  6. Step 6: Final answer
    x = 627,077.55

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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.