Home / 1,560,603.59-2,340,905.40-438,672.59

Finding the Fourth Proportional to 1,560,603.59, 2,340,905.40 and 438,672.59

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Solution

The fourth proportional to 1,560,603.59, 2,340,905.40 and 438,672.59 is: 658,008.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,603.59 : 2,340,905.40 = 438,672.59 : x
  2. Step 2: Convert to fraction form
    1,560,603.59/2,340,905.40 = 438,672.59/x
  3. Step 3: Cross multiply
    1,560,603.59x = 2,340,905.40 × 438,672.59
  4. Step 4: Simplify right side
    1,560,603.59x = 1,026,891,034,762.99
  5. Step 5: Solve for x
    x = 1,026,891,034,762.99/1,560,603.59
  6. Step 6: Final answer
    x = 658,008.89

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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.