Home / 1,340,283.78-2,010,572.69-581,603.76

Finding the Fourth Proportional to 1,340,283.78, 2,010,572.69 and 581,603.76

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Solution

The fourth proportional to 1,340,283.78, 2,010,572.69 and 581,603.76 is: 872,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,283.78 : 2,010,572.69 = 581,603.76 : x
  2. Step 2: Convert to fraction form
    1,340,283.78/2,010,572.69 = 581,603.76/x
  3. Step 3: Cross multiply
    1,340,283.78x = 2,010,572.69 × 581,603.76
  4. Step 4: Simplify right side
    1,340,283.78x = 1,169,356,633,349.30
  5. Step 5: Solve for x
    x = 1,169,356,633,349.30/1,340,283.78
  6. Step 6: Final answer
    x = 872,469.44

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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.