Home / 1,746,021.20-2,621,000.10-1,348,424.60

Finding the Fourth Proportional to 1,746,021.20, 2,621,000.10 and 1,348,424.60

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Solution

The fourth proportional to 1,746,021.20, 2,621,000.10 and 1,348,424.60 is: 2,024,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,021.20 : 2,621,000.10 = 1,348,424.60 : x
  2. Step 2: Convert to fraction form
    1,746,021.20/2,621,000.10 = 1,348,424.60/x
  3. Step 3: Cross multiply
    1,746,021.20x = 2,621,000.10 × 1,348,424.60
  4. Step 4: Simplify right side
    1,746,021.20x = 3,534,221,011,442.46
  5. Step 5: Solve for x
    x = 3,534,221,011,442.46/1,746,021.20
  6. Step 6: Final answer
    x = 2,024,156.99

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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.