Home / 5,250,656.40-7,875,984.60-3,119,643.60

Finding the Fourth Proportional to 5,250,656.40, 7,875,984.60 and 3,119,643.60

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Solution

The fourth proportional to 5,250,656.40, 7,875,984.60 and 3,119,643.60 is: 4,679,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,656.40 : 7,875,984.60 = 3,119,643.60 : x
  2. Step 2: Convert to fraction form
    5,250,656.40/7,875,984.60 = 3,119,643.60/x
  3. Step 3: Cross multiply
    5,250,656.40x = 7,875,984.60 × 3,119,643.60
  4. Step 4: Simplify right side
    5,250,656.40x = 24,570,264,951,088.56
  5. Step 5: Solve for x
    x = 24,570,264,951,088.56/5,250,656.40
  6. Step 6: Final answer
    x = 4,679,465.40

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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.