Home / 1,108,803.03-1,662,489.45-434,952.42

Finding the Fourth Proportional to 1,108,803.03, 1,662,489.45 and 434,952.42

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Solution

The fourth proportional to 1,108,803.03, 1,662,489.45 and 434,952.42 is: 652,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,803.03 : 1,662,489.45 = 434,952.42 : x
  2. Step 2: Convert to fraction form
    1,108,803.03/1,662,489.45 = 434,952.42/x
  3. Step 3: Cross multiply
    1,108,803.03x = 1,662,489.45 × 434,952.42
  4. Step 4: Simplify right side
    1,108,803.03x = 723,103,809,501.97
  5. Step 5: Solve for x
    x = 723,103,809,501.97/1,108,803.03
  6. Step 6: Final answer
    x = 652,148.12

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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.