Home / 2,662,023.40-3,993,035.10-2,130,582.40

Finding the Fourth Proportional to 2,662,023.40, 3,993,035.10 and 2,130,582.40

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Solution

The fourth proportional to 2,662,023.40, 3,993,035.10 and 2,130,582.40 is: 3,195,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,023.40 : 3,993,035.10 = 2,130,582.40 : x
  2. Step 2: Convert to fraction form
    2,662,023.40/3,993,035.10 = 2,130,582.40/x
  3. Step 3: Cross multiply
    2,662,023.40x = 3,993,035.10 × 2,130,582.40
  4. Step 4: Simplify right side
    2,662,023.40x = 8,507,490,306,642.24
  5. Step 5: Solve for x
    x = 8,507,490,306,642.24/2,662,023.40
  6. Step 6: Final answer
    x = 3,195,873.60

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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.