Home / 2,896,728.60-4,346,648.10-1,214,002.20

Finding the Fourth Proportional to 2,896,728.60, 4,346,648.10 and 1,214,002.20

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Solution

The fourth proportional to 2,896,728.60, 4,346,648.10 and 1,214,002.20 is: 1,821,655.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,728.60 : 4,346,648.10 = 1,214,002.20 : x
  2. Step 2: Convert to fraction form
    2,896,728.60/4,346,648.10 = 1,214,002.20/x
  3. Step 3: Cross multiply
    2,896,728.60x = 4,346,648.10 × 1,214,002.20
  4. Step 4: Simplify right side
    2,896,728.60x = 5,276,840,356,025.82
  5. Step 5: Solve for x
    x = 5,276,840,356,025.82/2,896,728.60
  6. Step 6: Final answer
    x = 1,821,655.08

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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.