Home / 1,051,543.80-1,575,242.10-629,566.20

Finding the Fourth Proportional to 1,051,543.80, 1,575,242.10 and 629,566.20

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Solution

The fourth proportional to 1,051,543.80, 1,575,242.10 and 629,566.20 is: 943,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,543.80 : 1,575,242.10 = 629,566.20 : x
  2. Step 2: Convert to fraction form
    1,051,543.80/1,575,242.10 = 629,566.20/x
  3. Step 3: Cross multiply
    1,051,543.80x = 1,575,242.10 × 629,566.20
  4. Step 4: Simplify right side
    1,051,543.80x = 991,719,182,977.02
  5. Step 5: Solve for x
    x = 991,719,182,977.02/1,051,543.80
  6. Step 6: Final answer
    x = 943,107.82

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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.