Home / 1,787,018.67-2,466,082.80-971,219.88

Finding the Fourth Proportional to 1,787,018.67, 2,466,082.80 and 971,219.88

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Solution

The fourth proportional to 1,787,018.67, 2,466,082.80 and 971,219.88 is: 1,340,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,018.67 : 2,466,082.80 = 971,219.88 : x
  2. Step 2: Convert to fraction form
    1,787,018.67/2,466,082.80 = 971,219.88/x
  3. Step 3: Cross multiply
    1,787,018.67x = 2,466,082.80 × 971,219.88
  4. Step 4: Simplify right side
    1,787,018.67x = 2,395,108,641,086.06
  5. Step 5: Solve for x
    x = 2,395,108,641,086.06/1,787,018.67
  6. Step 6: Final answer
    x = 1,340,281.82

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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.