Home / 2,078,210.60-3,117,315.90-1,704,655.40

Finding the Fourth Proportional to 2,078,210.60, 3,117,315.90 and 1,704,655.40

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Solution

The fourth proportional to 2,078,210.60, 3,117,315.90 and 1,704,655.40 is: 2,556,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,210.60 : 3,117,315.90 = 1,704,655.40 : x
  2. Step 2: Convert to fraction form
    2,078,210.60/3,117,315.90 = 1,704,655.40/x
  3. Step 3: Cross multiply
    2,078,210.60x = 3,117,315.90 × 1,704,655.40
  4. Step 4: Simplify right side
    2,078,210.60x = 5,313,949,382,440.86
  5. Step 5: Solve for x
    x = 5,313,949,382,440.86/2,078,210.60
  6. Step 6: Final answer
    x = 2,556,983.10

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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.