Home / 2,897,407.40-4,346,111.10-767,820.20

Finding the Fourth Proportional to 2,897,407.40, 4,346,111.10 and 767,820.20

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Solution

The fourth proportional to 2,897,407.40, 4,346,111.10 and 767,820.20 is: 1,151,730.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,407.40 : 4,346,111.10 = 767,820.20 : x
  2. Step 2: Convert to fraction form
    2,897,407.40/4,346,111.10 = 767,820.20/x
  3. Step 3: Cross multiply
    2,897,407.40x = 4,346,111.10 × 767,820.20
  4. Step 4: Simplify right side
    2,897,407.40x = 3,337,031,894,024.22
  5. Step 5: Solve for x
    x = 3,337,031,894,024.22/2,897,407.40
  6. Step 6: Final answer
    x = 1,151,730.30

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Similar ratio
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1.5x scale

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.