Home / 1,056,051.60-1,584,077.40-495,142.80

Finding the Fourth Proportional to 1,056,051.60, 1,584,077.40 and 495,142.80

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Solution

The fourth proportional to 1,056,051.60, 1,584,077.40 and 495,142.80 is: 742,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,051.60 : 1,584,077.40 = 495,142.80 : x
  2. Step 2: Convert to fraction form
    1,056,051.60/1,584,077.40 = 495,142.80/x
  3. Step 3: Cross multiply
    1,056,051.60x = 1,584,077.40 × 495,142.80
  4. Step 4: Simplify right side
    1,056,051.60x = 784,344,519,252.72
  5. Step 5: Solve for x
    x = 784,344,519,252.72/1,056,051.60
  6. Step 6: Final answer
    x = 742,714.20

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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.