Home / 1,263,967.90-1,744,281.85-691,008.07

Finding the Fourth Proportional to 1,263,967.90, 1,744,281.85 and 691,008.07

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Solution

The fourth proportional to 1,263,967.90, 1,744,281.85 and 691,008.07 is: 953,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,967.90 : 1,744,281.85 = 691,008.07 : x
  2. Step 2: Convert to fraction form
    1,263,967.90/1,744,281.85 = 691,008.07/x
  3. Step 3: Cross multiply
    1,263,967.90x = 1,744,281.85 × 691,008.07
  4. Step 4: Simplify right side
    1,263,967.90x = 1,205,312,834,704.53
  5. Step 5: Solve for x
    x = 1,205,312,834,704.53/1,263,967.90
  6. Step 6: Final answer
    x = 953,594.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.