Home / 1,413,564.79-2,120,337.46-572,104.39

Finding the Fourth Proportional to 1,413,564.79, 2,120,337.46 and 572,104.39

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Solution

The fourth proportional to 1,413,564.79, 2,120,337.46 and 572,104.39 is: 858,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,564.79 : 2,120,337.46 = 572,104.39 : x
  2. Step 2: Convert to fraction form
    1,413,564.79/2,120,337.46 = 572,104.39/x
  3. Step 3: Cross multiply
    1,413,564.79x = 2,120,337.46 × 572,104.39
  4. Step 4: Simplify right side
    1,413,564.79x = 1,213,054,369,147.45
  5. Step 5: Solve for x
    x = 1,213,054,369,147.45/1,413,564.79
  6. Step 6: Final answer
    x = 858,152.65

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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.