Home / 4,788,178.81-6,607,846.02-2,612,841.28

Finding the Fourth Proportional to 4,788,178.81, 6,607,846.02 and 2,612,841.28

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Solution

The fourth proportional to 4,788,178.81, 6,607,846.02 and 2,612,841.28 is: 3,605,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,178.81 : 6,607,846.02 = 2,612,841.28 : x
  2. Step 2: Convert to fraction form
    4,788,178.81/6,607,846.02 = 2,612,841.28/x
  3. Step 3: Cross multiply
    4,788,178.81x = 6,607,846.02 × 2,612,841.28
  4. Step 4: Simplify right side
    4,788,178.81x = 17,265,252,852,939.70
  5. Step 5: Solve for x
    x = 17,265,252,852,939.70/4,788,178.81
  6. Step 6: Final answer
    x = 3,605,807.87

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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.