Home / 1,353,557.13-1,867,908.83-749,945.13

Finding the Fourth Proportional to 1,353,557.13, 1,867,908.83 and 749,945.13

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Solution

The fourth proportional to 1,353,557.13, 1,867,908.83 and 749,945.13 is: 1,034,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,557.13 : 1,867,908.83 = 749,945.13 : x
  2. Step 2: Convert to fraction form
    1,353,557.13/1,867,908.83 = 749,945.13/x
  3. Step 3: Cross multiply
    1,353,557.13x = 1,867,908.83 × 749,945.13
  4. Step 4: Simplify right side
    1,353,557.13x = 1,400,829,130,342.50
  5. Step 5: Solve for x
    x = 1,400,829,130,342.50/1,353,557.13
  6. Step 6: Final answer
    x = 1,034,924.27

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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.