Home / 1,143,559.64-1,578,301.26-634,426.04

Finding the Fourth Proportional to 1,143,559.64, 1,578,301.26 and 634,426.04

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Solution

The fourth proportional to 1,143,559.64, 1,578,301.26 and 634,426.04 is: 875,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,559.64 : 1,578,301.26 = 634,426.04 : x
  2. Step 2: Convert to fraction form
    1,143,559.64/1,578,301.26 = 634,426.04/x
  3. Step 3: Cross multiply
    1,143,559.64x = 1,578,301.26 × 634,426.04
  4. Step 4: Simplify right side
    1,143,559.64x = 1,001,315,418,308.81
  5. Step 5: Solve for x
    x = 1,001,315,418,308.81/1,143,559.64
  6. Step 6: Final answer
    x = 875,612.76

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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.