Home / 1,053,577.76-1,453,937.32-570,142.90

Finding the Fourth Proportional to 1,053,577.76, 1,453,937.32 and 570,142.90

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Solution

The fourth proportional to 1,053,577.76, 1,453,937.32 and 570,142.90 is: 786,797.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,577.76 : 1,453,937.32 = 570,142.90 : x
  2. Step 2: Convert to fraction form
    1,053,577.76/1,453,937.32 = 570,142.90/x
  3. Step 3: Cross multiply
    1,053,577.76x = 1,453,937.32 × 570,142.90
  4. Step 4: Simplify right side
    1,053,577.76x = 828,952,040,969.60
  5. Step 5: Solve for x
    x = 828,952,040,969.60/1,053,577.76
  6. Step 6: Final answer
    x = 786,797.21

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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.