Home / 5,184,193.60-7,776,290.40-1,398,059.20

Finding the Fourth Proportional to 5,184,193.60, 7,776,290.40 and 1,398,059.20

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Solution

The fourth proportional to 5,184,193.60, 7,776,290.40 and 1,398,059.20 is: 2,097,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,193.60 : 7,776,290.40 = 1,398,059.20 : x
  2. Step 2: Convert to fraction form
    5,184,193.60/7,776,290.40 = 1,398,059.20/x
  3. Step 3: Cross multiply
    5,184,193.60x = 7,776,290.40 × 1,398,059.20
  4. Step 4: Simplify right side
    5,184,193.60x = 10,871,714,335,591.68
  5. Step 5: Solve for x
    x = 10,871,714,335,591.68/5,184,193.60
  6. Step 6: Final answer
    x = 2,097,088.80

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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.