Home / 4,356,155.20-6,534,232.80-3,152,430.40

Finding the Fourth Proportional to 4,356,155.20, 6,534,232.80 and 3,152,430.40

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Solution

The fourth proportional to 4,356,155.20, 6,534,232.80 and 3,152,430.40 is: 4,728,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356,155.20 : 6,534,232.80 = 3,152,430.40 : x
  2. Step 2: Convert to fraction form
    4,356,155.20/6,534,232.80 = 3,152,430.40/x
  3. Step 3: Cross multiply
    4,356,155.20x = 6,534,232.80 × 3,152,430.40
  4. Step 4: Simplify right side
    4,356,155.20x = 20,598,714,119,397.12
  5. Step 5: Solve for x
    x = 20,598,714,119,397.12/4,356,155.20
  6. Step 6: Final answer
    x = 4,728,645.60

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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.