Home / 1,331,788.84-1,997,701.70-433,235.27

Finding the Fourth Proportional to 1,331,788.84, 1,997,701.70 and 433,235.27

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Solution

The fourth proportional to 1,331,788.84, 1,997,701.70 and 433,235.27 is: 649,858.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,788.84 : 1,997,701.70 = 433,235.27 : x
  2. Step 2: Convert to fraction form
    1,331,788.84/1,997,701.70 = 433,235.27/x
  3. Step 3: Cross multiply
    1,331,788.84x = 1,997,701.70 × 433,235.27
  4. Step 4: Simplify right side
    1,331,788.84x = 865,474,838,207.04
  5. Step 5: Solve for x
    x = 865,474,838,207.04/1,331,788.84
  6. Step 6: Final answer
    x = 649,858.91

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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.