Home / 2,281,931.70-3,149,066.51-1,249,504.79

Finding the Fourth Proportional to 2,281,931.70, 3,149,066.51 and 1,249,504.79

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Solution

The fourth proportional to 2,281,931.70, 3,149,066.51 and 1,249,504.79 is: 1,724,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,931.70 : 3,149,066.51 = 1,249,504.79 : x
  2. Step 2: Convert to fraction form
    2,281,931.70/3,149,066.51 = 1,249,504.79/x
  3. Step 3: Cross multiply
    2,281,931.70x = 3,149,066.51 × 1,249,504.79
  4. Step 4: Simplify right side
    2,281,931.70x = 3,934,773,669,404.49
  5. Step 5: Solve for x
    x = 3,934,773,669,404.49/2,281,931.70
  6. Step 6: Final answer
    x = 1,724,317.02

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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.