Home / 1,038,294.10-1,556,577.15-439,714.90

Finding the Fourth Proportional to 1,038,294.10, 1,556,577.15 and 439,714.90

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Solution

The fourth proportional to 1,038,294.10, 1,556,577.15 and 439,714.90 is: 659,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,294.10 : 1,556,577.15 = 439,714.90 : x
  2. Step 2: Convert to fraction form
    1,038,294.10/1,556,577.15 = 439,714.90/x
  3. Step 3: Cross multiply
    1,038,294.10x = 1,556,577.15 × 439,714.90
  4. Step 4: Simplify right side
    1,038,294.10x = 684,450,165,854.54
  5. Step 5: Solve for x
    x = 684,450,165,854.54/1,038,294.10
  6. Step 6: Final answer
    x = 659,206.45

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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.