Home / 1,761,740.16-2,431,246.40-997,782.40

Finding the Fourth Proportional to 1,761,740.16, 2,431,246.40 and 997,782.40

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Solution

The fourth proportional to 1,761,740.16, 2,431,246.40 and 997,782.40 is: 1,376,965.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,740.16 : 2,431,246.40 = 997,782.40 : x
  2. Step 2: Convert to fraction form
    1,761,740.16/2,431,246.40 = 997,782.40/x
  3. Step 3: Cross multiply
    1,761,740.16x = 2,431,246.40 × 997,782.40
  4. Step 4: Simplify right side
    1,761,740.16x = 2,425,854,867,983.36
  5. Step 5: Solve for x
    x = 2,425,854,867,983.36/1,761,740.16
  6. Step 6: Final answer
    x = 1,376,965.19

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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.