Home / 2,772,041.20-4,158,061.80-1,577,647.60

Finding the Fourth Proportional to 2,772,041.20, 4,158,061.80 and 1,577,647.60

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Solution

The fourth proportional to 2,772,041.20, 4,158,061.80 and 1,577,647.60 is: 2,366,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,041.20 : 4,158,061.80 = 1,577,647.60 : x
  2. Step 2: Convert to fraction form
    2,772,041.20/4,158,061.80 = 1,577,647.60/x
  3. Step 3: Cross multiply
    2,772,041.20x = 4,158,061.80 × 1,577,647.60
  4. Step 4: Simplify right side
    2,772,041.20x = 6,559,956,219,421.68
  5. Step 5: Solve for x
    x = 6,559,956,219,421.68/2,772,041.20
  6. Step 6: Final answer
    x = 2,366,471.40

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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.