Home / 2,898,145.60-4,343,719.20-1,477,470.40

Finding the Fourth Proportional to 2,898,145.60, 4,343,719.20 and 1,477,470.40

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Solution

The fourth proportional to 2,898,145.60, 4,343,719.20 and 1,477,470.40 is: 2,214,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,145.60 : 4,343,719.20 = 1,477,470.40 : x
  2. Step 2: Convert to fraction form
    2,898,145.60/4,343,719.20 = 1,477,470.40/x
  3. Step 3: Cross multiply
    2,898,145.60x = 4,343,719.20 × 1,477,470.40
  4. Step 4: Simplify right side
    2,898,145.60x = 6,417,716,543,911.68
  5. Step 5: Solve for x
    x = 6,417,716,543,911.68/2,898,145.60
  6. Step 6: Final answer
    x = 2,214,421.71

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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.