Home / 2,878,826.54-3,972,782.95-1,846,331.13

Finding the Fourth Proportional to 2,878,826.54, 3,972,782.95 and 1,846,331.13

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Solution

The fourth proportional to 2,878,826.54, 3,972,782.95 and 1,846,331.13 is: 2,547,938.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,826.54 : 3,972,782.95 = 1,846,331.13 : x
  2. Step 2: Convert to fraction form
    2,878,826.54/3,972,782.95 = 1,846,331.13/x
  3. Step 3: Cross multiply
    2,878,826.54x = 3,972,782.95 × 1,846,331.13
  4. Step 4: Simplify right side
    2,878,826.54x = 7,335,072,833,318.23
  5. Step 5: Solve for x
    x = 7,335,072,833,318.23/2,878,826.54
  6. Step 6: Final answer
    x = 2,547,938.45

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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.