Home / 1,056,384.60-1,582,244.10-424,973.40

Finding the Fourth Proportional to 1,056,384.60, 1,582,244.10 and 424,973.40

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Solution

The fourth proportional to 1,056,384.60, 1,582,244.10 and 424,973.40 is: 636,521.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,384.60 : 1,582,244.10 = 424,973.40 : x
  2. Step 2: Convert to fraction form
    1,056,384.60/1,582,244.10 = 424,973.40/x
  3. Step 3: Cross multiply
    1,056,384.60x = 1,582,244.10 × 424,973.40
  4. Step 4: Simplify right side
    1,056,384.60x = 672,411,654,806.94
  5. Step 5: Solve for x
    x = 672,411,654,806.94/1,056,384.60
  6. Step 6: Final answer
    x = 636,521.64

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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.