Home / 1,036,681.54-1,554,917.16-278,424.46

Finding the Fourth Proportional to 1,036,681.54, 1,554,917.16 and 278,424.46

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Solution

The fourth proportional to 1,036,681.54, 1,554,917.16 and 278,424.46 is: 417,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,681.54 : 1,554,917.16 = 278,424.46 : x
  2. Step 2: Convert to fraction form
    1,036,681.54/1,554,917.16 = 278,424.46/x
  3. Step 3: Cross multiply
    1,036,681.54x = 1,554,917.16 × 278,424.46
  4. Step 4: Simplify right side
    1,036,681.54x = 432,926,970,617.73
  5. Step 5: Solve for x
    x = 432,926,970,617.73/1,036,681.54
  6. Step 6: Final answer
    x = 417,608.45

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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.