Home / 1,613,364.60-2,420,046.90-1,539,881.40

Finding the Fourth Proportional to 1,613,364.60, 2,420,046.90 and 1,539,881.40

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Solution

The fourth proportional to 1,613,364.60, 2,420,046.90 and 1,539,881.40 is: 2,309,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,364.60 : 2,420,046.90 = 1,539,881.40 : x
  2. Step 2: Convert to fraction form
    1,613,364.60/2,420,046.90 = 1,539,881.40/x
  3. Step 3: Cross multiply
    1,613,364.60x = 2,420,046.90 × 1,539,881.40
  4. Step 4: Simplify right side
    1,613,364.60x = 3,726,585,208,437.66
  5. Step 5: Solve for x
    x = 3,726,585,208,437.66/1,613,364.60
  6. Step 6: Final answer
    x = 2,309,822.10

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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.