Home / 1,357,587.66-2,036,823.84-647,523.30

Finding the Fourth Proportional to 1,357,587.66, 2,036,823.84 and 647,523.30

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Solution

The fourth proportional to 1,357,587.66, 2,036,823.84 and 647,523.30 is: 971,495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,587.66 : 2,036,823.84 = 647,523.30 : x
  2. Step 2: Convert to fraction form
    1,357,587.66/2,036,823.84 = 647,523.30/x
  3. Step 3: Cross multiply
    1,357,587.66x = 2,036,823.84 × 647,523.30
  4. Step 4: Simplify right side
    1,357,587.66x = 1,318,890,894,395.47
  5. Step 5: Solve for x
    x = 1,318,890,894,395.47/1,357,587.66
  6. Step 6: Final answer
    x = 971,495.94

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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.