Home / 3,168,019.20-4,752,028.80-3,140,025.60

Finding the Fourth Proportional to 3,168,019.20, 4,752,028.80 and 3,140,025.60

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Solution

The fourth proportional to 3,168,019.20, 4,752,028.80 and 3,140,025.60 is: 4,710,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,019.20 : 4,752,028.80 = 3,140,025.60 : x
  2. Step 2: Convert to fraction form
    3,168,019.20/4,752,028.80 = 3,140,025.60/x
  3. Step 3: Cross multiply
    3,168,019.20x = 4,752,028.80 × 3,140,025.60
  4. Step 4: Simplify right side
    3,168,019.20x = 14,921,492,083,937.28
  5. Step 5: Solve for x
    x = 14,921,492,083,937.28/3,168,019.20
  6. Step 6: Final answer
    x = 4,710,038.40

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1.5x scale

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.