Home / 1,872,512.46-2,586,712.59-1,490,049.90

Finding the Fourth Proportional to 1,872,512.46, 2,586,712.59 and 1,490,049.90

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Solution

The fourth proportional to 1,872,512.46, 2,586,712.59 and 1,490,049.90 is: 2,058,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,512.46 : 2,586,712.59 = 1,490,049.90 : x
  2. Step 2: Convert to fraction form
    1,872,512.46/2,586,712.59 = 1,490,049.90/x
  3. Step 3: Cross multiply
    1,872,512.46x = 2,586,712.59 × 1,490,049.90
  4. Step 4: Simplify right side
    1,872,512.46x = 3,854,330,836,058.24
  5. Step 5: Solve for x
    x = 3,854,330,836,058.24/1,872,512.46
  6. Step 6: Final answer
    x = 2,058,373.93

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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.