Home / 1,490,658.30-2,235,987.45-744,162.30

Finding the Fourth Proportional to 1,490,658.30, 2,235,987.45 and 744,162.30

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Solution

The fourth proportional to 1,490,658.30, 2,235,987.45 and 744,162.30 is: 1,116,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,658.30 : 2,235,987.45 = 744,162.30 : x
  2. Step 2: Convert to fraction form
    1,490,658.30/2,235,987.45 = 744,162.30/x
  3. Step 3: Cross multiply
    1,490,658.30x = 2,235,987.45 × 744,162.30
  4. Step 4: Simplify right side
    1,490,658.30x = 1,663,937,563,563.14
  5. Step 5: Solve for x
    x = 1,663,937,563,563.14/1,490,658.30
  6. Step 6: Final answer
    x = 1,116,243.45

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Double scale
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Similar ratio
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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.