Home / 3,019,652.95-4,167,139.02-1,643,006.32

Finding the Fourth Proportional to 3,019,652.95, 4,167,139.02 and 1,643,006.32

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Solution

The fourth proportional to 3,019,652.95, 4,167,139.02 and 1,643,006.32 is: 2,267,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,652.95 : 4,167,139.02 = 1,643,006.32 : x
  2. Step 2: Convert to fraction form
    3,019,652.95/4,167,139.02 = 1,643,006.32/x
  3. Step 3: Cross multiply
    3,019,652.95x = 4,167,139.02 × 1,643,006.32
  4. Step 4: Simplify right side
    3,019,652.95x = 6,846,635,746,178.61
  5. Step 5: Solve for x
    x = 6,846,635,746,178.61/3,019,652.95
  6. Step 6: Final answer
    x = 2,267,358.49

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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.