Home / 1,401,998.28-2,107,387.64-925,289.84

Finding the Fourth Proportional to 1,401,998.28, 2,107,387.64 and 925,289.84

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Solution

The fourth proportional to 1,401,998.28, 2,107,387.64 and 925,289.84 is: 1,390,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,998.28 : 2,107,387.64 = 925,289.84 : x
  2. Step 2: Convert to fraction form
    1,401,998.28/2,107,387.64 = 925,289.84/x
  3. Step 3: Cross multiply
    1,401,998.28x = 2,107,387.64 × 925,289.84
  4. Step 4: Simplify right side
    1,401,998.28x = 1,949,944,357,070.19
  5. Step 5: Solve for x
    x = 1,949,944,357,070.19/1,401,998.28
  6. Step 6: Final answer
    x = 1,390,832.20

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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.