Home / 3,119,043.10-4,675,065.45-1,602,139.90

Finding the Fourth Proportional to 3,119,043.10, 4,675,065.45 and 1,602,139.90

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Solution

The fourth proportional to 3,119,043.10, 4,675,065.45 and 1,602,139.90 is: 2,401,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,043.10 : 4,675,065.45 = 1,602,139.90 : x
  2. Step 2: Convert to fraction form
    3,119,043.10/4,675,065.45 = 1,602,139.90/x
  3. Step 3: Cross multiply
    3,119,043.10x = 4,675,065.45 × 1,602,139.90
  4. Step 4: Simplify right side
    3,119,043.10x = 7,490,108,892,556.46
  5. Step 5: Solve for x
    x = 7,490,108,892,556.46/3,119,043.10
  6. Step 6: Final answer
    x = 2,401,412.44

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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.