Home / 1,343,001.47-1,853,346.83-731,161.49

Finding the Fourth Proportional to 1,343,001.47, 1,853,346.83 and 731,161.49

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Solution

The fourth proportional to 1,343,001.47, 1,853,346.83 and 731,161.49 is: 1,009,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,001.47 : 1,853,346.83 = 731,161.49 : x
  2. Step 2: Convert to fraction form
    1,343,001.47/1,853,346.83 = 731,161.49/x
  3. Step 3: Cross multiply
    1,343,001.47x = 1,853,346.83 × 731,161.49
  4. Step 4: Simplify right side
    1,343,001.47x = 1,355,095,816,787.04
  5. Step 5: Solve for x
    x = 1,355,095,816,787.04/1,343,001.47
  6. Step 6: Final answer
    x = 1,009,005.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.