Home / 1,526,729.40-2,291,130.90-852,809.40

Finding the Fourth Proportional to 1,526,729.40, 2,291,130.90 and 852,809.40

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Solution

The fourth proportional to 1,526,729.40, 2,291,130.90 and 852,809.40 is: 1,279,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,729.40 : 2,291,130.90 = 852,809.40 : x
  2. Step 2: Convert to fraction form
    1,526,729.40/2,291,130.90 = 852,809.40/x
  3. Step 3: Cross multiply
    1,526,729.40x = 2,291,130.90 × 852,809.40
  4. Step 4: Simplify right side
    1,526,729.40x = 1,953,897,968,150.46
  5. Step 5: Solve for x
    x = 1,953,897,968,150.46/1,526,729.40
  6. Step 6: Final answer
    x = 1,279,793.24

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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.