Home / 1,572,986.87-2,359,481.63-752,132.36

Finding the Fourth Proportional to 1,572,986.87, 2,359,481.63 and 752,132.36

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Solution

The fourth proportional to 1,572,986.87, 2,359,481.63 and 752,132.36 is: 1,128,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,986.87 : 2,359,481.63 = 752,132.36 : x
  2. Step 2: Convert to fraction form
    1,572,986.87/2,359,481.63 = 752,132.36/x
  3. Step 3: Cross multiply
    1,572,986.87x = 2,359,481.63 × 752,132.36
  4. Step 4: Simplify right side
    1,572,986.87x = 1,774,642,479,845.25
  5. Step 5: Solve for x
    x = 1,774,642,479,845.25/1,572,986.87
  6. Step 6: Final answer
    x = 1,128,199.17

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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.