Home / 4,142,285.52-5,717,360.70-2,399,673.30

Finding the Fourth Proportional to 4,142,285.52, 5,717,360.70 and 2,399,673.30

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Solution

The fourth proportional to 4,142,285.52, 5,717,360.70 and 2,399,673.30 is: 3,312,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,285.52 : 5,717,360.70 = 2,399,673.30 : x
  2. Step 2: Convert to fraction form
    4,142,285.52/5,717,360.70 = 2,399,673.30/x
  3. Step 3: Cross multiply
    4,142,285.52x = 5,717,360.70 × 2,399,673.30
  4. Step 4: Simplify right side
    4,142,285.52x = 13,719,797,818,259.31
  5. Step 5: Solve for x
    x = 13,719,797,818,259.31/4,142,285.52
  6. Step 6: Final answer
    x = 3,312,132.34

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1.5x scale

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.