Home / 1,409,526.48-1,945,160.76-764,952.24

Finding the Fourth Proportional to 1,409,526.48, 1,945,160.76 and 764,952.24

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Solution

The fourth proportional to 1,409,526.48, 1,945,160.76 and 764,952.24 is: 1,055,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,526.48 : 1,945,160.76 = 764,952.24 : x
  2. Step 2: Convert to fraction form
    1,409,526.48/1,945,160.76 = 764,952.24/x
  3. Step 3: Cross multiply
    1,409,526.48x = 1,945,160.76 × 764,952.24
  4. Step 4: Simplify right side
    1,409,526.48x = 1,487,955,080,522.10
  5. Step 5: Solve for x
    x = 1,487,955,080,522.10/1,409,526.48
  6. Step 6: Final answer
    x = 1,055,641.81

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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.