Home / 1,577,964.40-2,366,946.60-1,456,313.20

Finding the Fourth Proportional to 1,577,964.40, 2,366,946.60 and 1,456,313.20

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Solution

The fourth proportional to 1,577,964.40, 2,366,946.60 and 1,456,313.20 is: 2,184,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,964.40 : 2,366,946.60 = 1,456,313.20 : x
  2. Step 2: Convert to fraction form
    1,577,964.40/2,366,946.60 = 1,456,313.20/x
  3. Step 3: Cross multiply
    1,577,964.40x = 2,366,946.60 × 1,456,313.20
  4. Step 4: Simplify right side
    1,577,964.40x = 3,447,015,577,275.12
  5. Step 5: Solve for x
    x = 3,447,015,577,275.12/1,577,964.40
  6. Step 6: Final answer
    x = 2,184,469.80

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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.