Home / 1,102,903.80-1,654,355.70-471,881.40

Finding the Fourth Proportional to 1,102,903.80, 1,654,355.70 and 471,881.40

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Solution

The fourth proportional to 1,102,903.80, 1,654,355.70 and 471,881.40 is: 707,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,903.80 : 1,654,355.70 = 471,881.40 : x
  2. Step 2: Convert to fraction form
    1,102,903.80/1,654,355.70 = 471,881.40/x
  3. Step 3: Cross multiply
    1,102,903.80x = 1,654,355.70 × 471,881.40
  4. Step 4: Simplify right side
    1,102,903.80x = 780,659,683,813.98
  5. Step 5: Solve for x
    x = 780,659,683,813.98/1,102,903.80
  6. Step 6: Final answer
    x = 707,822.10

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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.