Home / 1,341,484.09-2,012,290.71-442,905.93

Finding the Fourth Proportional to 1,341,484.09, 2,012,290.71 and 442,905.93

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Solution

The fourth proportional to 1,341,484.09, 2,012,290.71 and 442,905.93 is: 664,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,484.09 : 2,012,290.71 = 442,905.93 : x
  2. Step 2: Convert to fraction form
    1,341,484.09/2,012,290.71 = 442,905.93/x
  3. Step 3: Cross multiply
    1,341,484.09x = 2,012,290.71 × 442,905.93
  4. Step 4: Simplify right side
    1,341,484.09x = 891,255,488,342.91
  5. Step 5: Solve for x
    x = 891,255,488,342.91/1,341,484.09
  6. Step 6: Final answer
    x = 664,380.22

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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.