Home / 955,467.81-1,425,547.10-762,443.19

Finding the Fourth Proportional to 955,467.81, 1,425,547.10 and 762,443.19

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Solution

The fourth proportional to 955,467.81, 1,425,547.10 and 762,443.19 is: 1,137,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,467.81 : 1,425,547.10 = 762,443.19 : x
  2. Step 2: Convert to fraction form
    955,467.81/1,425,547.10 = 762,443.19/x
  3. Step 3: Cross multiply
    955,467.81x = 1,425,547.10 × 762,443.19
  4. Step 4: Simplify right side
    955,467.81x = 1,086,898,680,325.36
  5. Step 5: Solve for x
    x = 1,086,898,680,325.36/955,467.81
  6. Step 6: Final answer
    x = 1,137,556.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.