Home / 1,108,913.51-1,662,655.11-435,062.92

Finding the Fourth Proportional to 1,108,913.51, 1,662,655.11 and 435,062.92

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Solution

The fourth proportional to 1,108,913.51, 1,662,655.11 and 435,062.92 is: 652,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,913.51 : 1,662,655.11 = 435,062.92 : x
  2. Step 2: Convert to fraction form
    1,108,913.51/1,662,655.11 = 435,062.92/x
  3. Step 3: Cross multiply
    1,108,913.51x = 1,662,655.11 × 435,062.92
  4. Step 4: Simplify right side
    1,108,913.51x = 723,359,587,109.52
  5. Step 5: Solve for x
    x = 723,359,587,109.52/1,108,913.51
  6. Step 6: Final answer
    x = 652,313.80

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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.