Home / 971,407.40-1,457,111.10-794,114.60

Finding the Fourth Proportional to 971,407.40, 1,457,111.10 and 794,114.60

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Solution

The fourth proportional to 971,407.40, 1,457,111.10 and 794,114.60 is: 1,191,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,407.40 : 1,457,111.10 = 794,114.60 : x
  2. Step 2: Convert to fraction form
    971,407.40/1,457,111.10 = 794,114.60/x
  3. Step 3: Cross multiply
    971,407.40x = 1,457,111.10 × 794,114.60
  4. Step 4: Simplify right side
    971,407.40x = 1,157,113,198,332.06
  5. Step 5: Solve for x
    x = 1,157,113,198,332.06/971,407.40
  6. Step 6: Final answer
    x = 1,191,171.90

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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.