Home / 1,329,587.34-1,995,003.84-655,301.07

Finding the Fourth Proportional to 1,329,587.34, 1,995,003.84 and 655,301.07

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Solution

The fourth proportional to 1,329,587.34, 1,995,003.84 and 655,301.07 is: 983,258.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,587.34 : 1,995,003.84 = 655,301.07 : x
  2. Step 2: Convert to fraction form
    1,329,587.34/1,995,003.84 = 655,301.07/x
  3. Step 3: Cross multiply
    1,329,587.34x = 1,995,003.84 × 655,301.07
  4. Step 4: Simplify right side
    1,329,587.34x = 1,307,328,153,463.49
  5. Step 5: Solve for x
    x = 1,307,328,153,463.49/1,329,587.34
  6. Step 6: Final answer
    x = 983,258.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.