Home / 1,558,467.20-2,337,700.80-1,310,461.40

Finding the Fourth Proportional to 1,558,467.20, 2,337,700.80 and 1,310,461.40

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Solution

The fourth proportional to 1,558,467.20, 2,337,700.80 and 1,310,461.40 is: 1,965,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,467.20 : 2,337,700.80 = 1,310,461.40 : x
  2. Step 2: Convert to fraction form
    1,558,467.20/2,337,700.80 = 1,310,461.40/x
  3. Step 3: Cross multiply
    1,558,467.20x = 2,337,700.80 × 1,310,461.40
  4. Step 4: Simplify right side
    1,558,467.20x = 3,063,466,663,149.12
  5. Step 5: Solve for x
    x = 3,063,466,663,149.12/1,558,467.20
  6. Step 6: Final answer
    x = 1,965,692.10

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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.