Home / 1,342,537.80-2,013,873.08-383,134.81

Finding the Fourth Proportional to 1,342,537.80, 2,013,873.08 and 383,134.81

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Solution

The fourth proportional to 1,342,537.80, 2,013,873.08 and 383,134.81 is: 574,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,537.80 : 2,013,873.08 = 383,134.81 : x
  2. Step 2: Convert to fraction form
    1,342,537.80/2,013,873.08 = 383,134.81/x
  3. Step 3: Cross multiply
    1,342,537.80x = 2,013,873.08 × 383,134.81
  4. Step 4: Simplify right side
    1,342,537.80x = 771,584,884,904.60
  5. Step 5: Solve for x
    x = 771,584,884,904.60/1,342,537.80
  6. Step 6: Final answer
    x = 574,721.16

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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.