Home / 2,934,235.20-4,401,352.80-1,977,641.40

Finding the Fourth Proportional to 2,934,235.20, 4,401,352.80 and 1,977,641.40

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Solution

The fourth proportional to 2,934,235.20, 4,401,352.80 and 1,977,641.40 is: 2,966,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,235.20 : 4,401,352.80 = 1,977,641.40 : x
  2. Step 2: Convert to fraction form
    2,934,235.20/4,401,352.80 = 1,977,641.40/x
  3. Step 3: Cross multiply
    2,934,235.20x = 4,401,352.80 × 1,977,641.40
  4. Step 4: Simplify right side
    2,934,235.20x = 8,704,297,513,285.92
  5. Step 5: Solve for x
    x = 8,704,297,513,285.92/2,934,235.20
  6. Step 6: Final answer
    x = 2,966,462.10

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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.