Home / 1,821,488.28-2,732,363.64-699,557.28

Finding the Fourth Proportional to 1,821,488.28, 2,732,363.64 and 699,557.28

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Solution

The fourth proportional to 1,821,488.28, 2,732,363.64 and 699,557.28 is: 1,049,386.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,488.28 : 2,732,363.64 = 699,557.28 : x
  2. Step 2: Convert to fraction form
    1,821,488.28/2,732,363.64 = 699,557.28/x
  3. Step 3: Cross multiply
    1,821,488.28x = 2,732,363.64 × 699,557.28
  4. Step 4: Simplify right side
    1,821,488.28x = 1,911,444,875,969.30
  5. Step 5: Solve for x
    x = 1,911,444,875,969.30/1,821,488.28
  6. Step 6: Final answer
    x = 1,049,386.32

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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.