Home / 1,129,459.09-1,693,691.29-530,590.45

Finding the Fourth Proportional to 1,129,459.09, 1,693,691.29 and 530,590.45

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Solution

The fourth proportional to 1,129,459.09, 1,693,691.29 and 530,590.45 is: 795,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,459.09 : 1,693,691.29 = 530,590.45 : x
  2. Step 2: Convert to fraction form
    1,129,459.09/1,693,691.29 = 530,590.45/x
  3. Step 3: Cross multiply
    1,129,459.09x = 1,693,691.29 × 530,590.45
  4. Step 4: Simplify right side
    1,129,459.09x = 898,656,423,722.18
  5. Step 5: Solve for x
    x = 898,656,423,722.18/1,129,459.09
  6. Step 6: Final answer
    x = 795,652.04

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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.