Home / 1,491,785.91-2,058,911.46-880,088.40

Finding the Fourth Proportional to 1,491,785.91, 2,058,911.46 and 880,088.40

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Solution

The fourth proportional to 1,491,785.91, 2,058,911.46 and 880,088.40 is: 1,214,667.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,785.91 : 2,058,911.46 = 880,088.40 : x
  2. Step 2: Convert to fraction form
    1,491,785.91/2,058,911.46 = 880,088.40/x
  3. Step 3: Cross multiply
    1,491,785.91x = 2,058,911.46 × 880,088.40
  4. Step 4: Simplify right side
    1,491,785.91x = 1,812,024,092,573.06
  5. Step 5: Solve for x
    x = 1,812,024,092,573.06/1,491,785.91
  6. Step 6: Final answer
    x = 1,214,667.65

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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.