Home / 2,740,499.40-4,110,749.10-847,432.20

Finding the Fourth Proportional to 2,740,499.40, 4,110,749.10 and 847,432.20

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Solution

The fourth proportional to 2,740,499.40, 4,110,749.10 and 847,432.20 is: 1,271,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,499.40 : 4,110,749.10 = 847,432.20 : x
  2. Step 2: Convert to fraction form
    2,740,499.40/4,110,749.10 = 847,432.20/x
  3. Step 3: Cross multiply
    2,740,499.40x = 4,110,749.10 × 847,432.20
  4. Step 4: Simplify right side
    2,740,499.40x = 3,483,581,153,461.02
  5. Step 5: Solve for x
    x = 3,483,581,153,461.02/2,740,499.40
  6. Step 6: Final answer
    x = 1,271,148.30

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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.