Home / 1,752,066.65-2,417,994.28-988,278.77

Finding the Fourth Proportional to 1,752,066.65, 2,417,994.28 and 988,278.77

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Solution

The fourth proportional to 1,752,066.65, 2,417,994.28 and 988,278.77 is: 1,363,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,066.65 : 2,417,994.28 = 988,278.77 : x
  2. Step 2: Convert to fraction form
    1,752,066.65/2,417,994.28 = 988,278.77/x
  3. Step 3: Cross multiply
    1,752,066.65x = 2,417,994.28 × 988,278.77
  4. Step 4: Simplify right side
    1,752,066.65x = 2,389,652,420,185.77
  5. Step 5: Solve for x
    x = 2,389,652,420,185.77/1,752,066.65
  6. Step 6: Final answer
    x = 1,363,904.97

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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.