Home / 2,988,648.06-4,124,300.02-1,681,895.08

Finding the Fourth Proportional to 2,988,648.06, 4,124,300.02 and 1,681,895.08

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Solution

The fourth proportional to 2,988,648.06, 4,124,300.02 and 1,681,895.08 is: 2,320,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,648.06 : 4,124,300.02 = 1,681,895.08 : x
  2. Step 2: Convert to fraction form
    2,988,648.06/4,124,300.02 = 1,681,895.08/x
  3. Step 3: Cross multiply
    2,988,648.06x = 4,124,300.02 × 1,681,895.08
  4. Step 4: Simplify right side
    2,988,648.06x = 6,936,639,912,081.90
  5. Step 5: Solve for x
    x = 6,936,639,912,081.90/2,988,648.06
  6. Step 6: Final answer
    x = 2,320,995.91

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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.