Home / 2,018,721.90-3,024,000.45-1,258,229.10

Finding the Fourth Proportional to 2,018,721.90, 3,024,000.45 and 1,258,229.10

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Solution

The fourth proportional to 2,018,721.90, 3,024,000.45 and 1,258,229.10 is: 1,884,799.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,721.90 : 3,024,000.45 = 1,258,229.10 : x
  2. Step 2: Convert to fraction form
    2,018,721.90/3,024,000.45 = 1,258,229.10/x
  3. Step 3: Cross multiply
    2,018,721.90x = 3,024,000.45 × 1,258,229.10
  4. Step 4: Simplify right side
    2,018,721.90x = 3,804,885,364,603.10
  5. Step 5: Solve for x
    x = 3,804,885,364,603.10/2,018,721.90
  6. Step 6: Final answer
    x = 1,884,799.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.