Home / 3,119,042.60-4,675,064.70-1,602,139.40

Finding the Fourth Proportional to 3,119,042.60, 4,675,064.70 and 1,602,139.40

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Solution

The fourth proportional to 3,119,042.60, 4,675,064.70 and 1,602,139.40 is: 2,401,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,042.60 : 4,675,064.70 = 1,602,139.40 : x
  2. Step 2: Convert to fraction form
    3,119,042.60/4,675,064.70 = 1,602,139.40/x
  3. Step 3: Cross multiply
    3,119,042.60x = 4,675,064.70 × 1,602,139.40
  4. Step 4: Simplify right side
    3,119,042.60x = 7,490,105,353,419.18
  5. Step 5: Solve for x
    x = 7,490,105,353,419.18/3,119,042.60
  6. Step 6: Final answer
    x = 2,401,411.69

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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.