Home / 1,051,672.80-1,577,509.20-841,720.80

Finding the Fourth Proportional to 1,051,672.80, 1,577,509.20 and 841,720.80

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Solution

The fourth proportional to 1,051,672.80, 1,577,509.20 and 841,720.80 is: 1,262,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,672.80 : 1,577,509.20 = 841,720.80 : x
  2. Step 2: Convert to fraction form
    1,051,672.80/1,577,509.20 = 841,720.80/x
  3. Step 3: Cross multiply
    1,051,672.80x = 1,577,509.20 × 841,720.80
  4. Step 4: Simplify right side
    1,051,672.80x = 1,327,822,305,831.36
  5. Step 5: Solve for x
    x = 1,327,822,305,831.36/1,051,672.80
  6. Step 6: Final answer
    x = 1,262,581.20

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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.