Home / 5,184,164.60-7,776,246.90-1,398,030.20

Finding the Fourth Proportional to 5,184,164.60, 7,776,246.90 and 1,398,030.20

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Solution

The fourth proportional to 5,184,164.60, 7,776,246.90 and 1,398,030.20 is: 2,097,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,164.60 : 7,776,246.90 = 1,398,030.20 : x
  2. Step 2: Convert to fraction form
    5,184,164.60/7,776,246.90 = 1,398,030.20/x
  3. Step 3: Cross multiply
    5,184,164.60x = 7,776,246.90 × 1,398,030.20
  4. Step 4: Simplify right side
    5,184,164.60x = 10,871,428,008,856.38
  5. Step 5: Solve for x
    x = 10,871,428,008,856.38/5,184,164.60
  6. Step 6: Final answer
    x = 2,097,045.30

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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.