Home / 971,511.40-1,460,031.90-849,860.20

Finding the Fourth Proportional to 971,511.40, 1,460,031.90 and 849,860.20

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Solution

The fourth proportional to 971,511.40, 1,460,031.90 and 849,860.20 is: 1,277,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,511.40 : 1,460,031.90 = 849,860.20 : x
  2. Step 2: Convert to fraction form
    971,511.40/1,460,031.90 = 849,860.20/x
  3. Step 3: Cross multiply
    971,511.40x = 1,460,031.90 × 849,860.20
  4. Step 4: Simplify right side
    971,511.40x = 1,240,823,002,540.38
  5. Step 5: Solve for x
    x = 1,240,823,002,540.38/971,511.40
  6. Step 6: Final answer
    x = 1,277,208.90

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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.