Home / 1,761,742.16-2,431,249.16-997,784.40

Finding the Fourth Proportional to 1,761,742.16, 2,431,249.16 and 997,784.40

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Solution

The fourth proportional to 1,761,742.16, 2,431,249.16 and 997,784.40 is: 1,376,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,742.16 : 2,431,249.16 = 997,784.40 : x
  2. Step 2: Convert to fraction form
    1,761,742.16/2,431,249.16 = 997,784.40/x
  3. Step 3: Cross multiply
    1,761,742.16x = 2,431,249.16 × 997,784.40
  4. Step 4: Simplify right side
    1,761,742.16x = 2,425,862,484,361.10
  5. Step 5: Solve for x
    x = 2,425,862,484,361.10/1,761,742.16
  6. Step 6: Final answer
    x = 1,376,967.95

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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.