Home / 2,369,221.29-3,553,829.06-771,781.77

Finding the Fourth Proportional to 2,369,221.29, 3,553,829.06 and 771,781.77

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Solution

The fourth proportional to 2,369,221.29, 3,553,829.06 and 771,781.77 is: 1,157,671.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369,221.29 : 3,553,829.06 = 771,781.77 : x
  2. Step 2: Convert to fraction form
    2,369,221.29/3,553,829.06 = 771,781.77/x
  3. Step 3: Cross multiply
    2,369,221.29x = 3,553,829.06 × 771,781.77
  4. Step 4: Simplify right side
    2,369,221.29x = 2,742,780,478,345.33
  5. Step 5: Solve for x
    x = 2,742,780,478,345.33/2,369,221.29
  6. Step 6: Final answer
    x = 1,157,671.72

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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.