Home / 2,218,176.60-3,327,254.10-869,386.20

Finding the Fourth Proportional to 2,218,176.60, 3,327,254.10 and 869,386.20

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Solution

The fourth proportional to 2,218,176.60, 3,327,254.10 and 869,386.20 is: 1,304,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,176.60 : 3,327,254.10 = 869,386.20 : x
  2. Step 2: Convert to fraction form
    2,218,176.60/3,327,254.10 = 869,386.20/x
  3. Step 3: Cross multiply
    2,218,176.60x = 3,327,254.10 × 869,386.20
  4. Step 4: Simplify right side
    2,218,176.60x = 2,892,668,798,433.42
  5. Step 5: Solve for x
    x = 2,892,668,798,433.42/2,218,176.60
  6. Step 6: Final answer
    x = 1,304,075.07

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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.