Home / 1,346,130.60-2,016,474.30-839,135.40

Finding the Fourth Proportional to 1,346,130.60, 2,016,474.30 and 839,135.40

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Solution

The fourth proportional to 1,346,130.60, 2,016,474.30 and 839,135.40 is: 1,257,006.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,130.60 : 2,016,474.30 = 839,135.40 : x
  2. Step 2: Convert to fraction form
    1,346,130.60/2,016,474.30 = 839,135.40/x
  3. Step 3: Cross multiply
    1,346,130.60x = 2,016,474.30 × 839,135.40
  4. Step 4: Simplify right side
    1,346,130.60x = 1,692,094,968,320.22
  5. Step 5: Solve for x
    x = 1,692,094,968,320.22/1,346,130.60
  6. Step 6: Final answer
    x = 1,257,006.54

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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.