Home / 1,059,350.90-1,587,643.95-490,666.10

Finding the Fourth Proportional to 1,059,350.90, 1,587,643.95 and 490,666.10

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Solution

The fourth proportional to 1,059,350.90, 1,587,643.95 and 490,666.10 is: 735,358.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,350.90 : 1,587,643.95 = 490,666.10 : x
  2. Step 2: Convert to fraction form
    1,059,350.90/1,587,643.95 = 490,666.10/x
  3. Step 3: Cross multiply
    1,059,350.90x = 1,587,643.95 × 490,666.10
  4. Step 4: Simplify right side
    1,059,350.90x = 779,003,065,135.10
  5. Step 5: Solve for x
    x = 779,003,065,135.10/1,059,350.90
  6. Step 6: Final answer
    x = 735,358.86

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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.