Home / 1,473,129.60-2,209,787.80-462,291.42

Finding the Fourth Proportional to 1,473,129.60, 2,209,787.80 and 462,291.42

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Solution

The fourth proportional to 1,473,129.60, 2,209,787.80 and 462,291.42 is: 693,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,129.60 : 2,209,787.80 = 462,291.42 : x
  2. Step 2: Convert to fraction form
    1,473,129.60/2,209,787.80 = 462,291.42/x
  3. Step 3: Cross multiply
    1,473,129.60x = 2,209,787.80 × 462,291.42
  4. Step 4: Simplify right side
    1,473,129.60x = 1,021,565,939,960.68
  5. Step 5: Solve for x
    x = 1,021,565,939,960.68/1,473,129.60
  6. Step 6: Final answer
    x = 693,466.44

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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.