Home / 1,752,547.80-2,417,949.18-978,052.80

Finding the Fourth Proportional to 1,752,547.80, 2,417,949.18 and 978,052.80

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Solution

The fourth proportional to 1,752,547.80, 2,417,949.18 and 978,052.80 is: 1,349,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,547.80 : 2,417,949.18 = 978,052.80 : x
  2. Step 2: Convert to fraction form
    1,752,547.80/2,417,949.18 = 978,052.80/x
  3. Step 3: Cross multiply
    1,752,547.80x = 2,417,949.18 × 978,052.80
  4. Step 4: Simplify right side
    1,752,547.80x = 2,364,881,965,756.70
  5. Step 5: Solve for x
    x = 2,364,881,965,756.70/1,752,547.80
  6. Step 6: Final answer
    x = 1,349,396.56

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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.