Home / 2,369,221.42-3,553,829.24-771,781.90

Finding the Fourth Proportional to 2,369,221.42, 3,553,829.24 and 771,781.90

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Solution

The fourth proportional to 2,369,221.42, 3,553,829.24 and 771,781.90 is: 1,157,671.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369,221.42 : 3,553,829.24 = 771,781.90 : x
  2. Step 2: Convert to fraction form
    2,369,221.42/3,553,829.24 = 771,781.90/x
  3. Step 3: Cross multiply
    2,369,221.42x = 3,553,829.24 × 771,781.90
  4. Step 4: Simplify right side
    2,369,221.42x = 2,742,781,083,122.76
  5. Step 5: Solve for x
    x = 2,742,781,083,122.76/2,369,221.42
  6. Step 6: Final answer
    x = 1,157,671.91

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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.