Home / 1,479,106.60-2,041,114.08-928,119.10

Finding the Fourth Proportional to 1,479,106.60, 2,041,114.08 and 928,119.10

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Solution

The fourth proportional to 1,479,106.60, 2,041,114.08 and 928,119.10 is: 1,280,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,106.60 : 2,041,114.08 = 928,119.10 : x
  2. Step 2: Convert to fraction form
    1,479,106.60/2,041,114.08 = 928,119.10/x
  3. Step 3: Cross multiply
    1,479,106.60x = 2,041,114.08 × 928,119.10
  4. Step 4: Simplify right side
    1,479,106.60x = 1,894,396,962,926.93
  5. Step 5: Solve for x
    x = 1,894,396,962,926.93/1,479,106.60
  6. Step 6: Final answer
    x = 1,280,771.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.