Home / 1,245,892.16-1,869,071.20-581,044.16

Finding the Fourth Proportional to 1,245,892.16, 1,869,071.20 and 581,044.16

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Solution

The fourth proportional to 1,245,892.16, 1,869,071.20 and 581,044.16 is: 871,674.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,892.16 : 1,869,071.20 = 581,044.16 : x
  2. Step 2: Convert to fraction form
    1,245,892.16/1,869,071.20 = 581,044.16/x
  3. Step 3: Cross multiply
    1,245,892.16x = 1,869,071.20 × 581,044.16
  4. Step 4: Simplify right side
    1,245,892.16x = 1,086,012,905,384.19
  5. Step 5: Solve for x
    x = 1,086,012,905,384.19/1,245,892.16
  6. Step 6: Final answer
    x = 871,674.89

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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.