Home / 4,845,643.12-6,687,280.20-2,670,182.56

Finding the Fourth Proportional to 4,845,643.12, 6,687,280.20 and 2,670,182.56

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Solution

The fourth proportional to 4,845,643.12, 6,687,280.20 and 2,670,182.56 is: 3,685,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,643.12 : 6,687,280.20 = 2,670,182.56 : x
  2. Step 2: Convert to fraction form
    4,845,643.12/6,687,280.20 = 2,670,182.56/x
  3. Step 3: Cross multiply
    4,845,643.12x = 6,687,280.20 × 2,670,182.56
  4. Step 4: Simplify right side
    4,845,643.12x = 17,856,258,963,873.31
  5. Step 5: Solve for x
    x = 17,856,258,963,873.31/4,845,643.12
  6. Step 6: Final answer
    x = 3,685,013.22

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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.