Home / 1,147,802.60-1,721,703.90-349,077.80

Finding the Fourth Proportional to 1,147,802.60, 1,721,703.90 and 349,077.80

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Solution

The fourth proportional to 1,147,802.60, 1,721,703.90 and 349,077.80 is: 523,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,802.60 : 1,721,703.90 = 349,077.80 : x
  2. Step 2: Convert to fraction form
    1,147,802.60/1,721,703.90 = 349,077.80/x
  3. Step 3: Cross multiply
    1,147,802.60x = 1,721,703.90 × 349,077.80
  4. Step 4: Simplify right side
    1,147,802.60x = 601,008,609,663.42
  5. Step 5: Solve for x
    x = 601,008,609,663.42/1,147,802.60
  6. Step 6: Final answer
    x = 523,616.70

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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.