Home / 1,008,001.95-1,391,042.07-555,292.95

Finding the Fourth Proportional to 1,008,001.95, 1,391,042.07 and 555,292.95

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Solution

The fourth proportional to 1,008,001.95, 1,391,042.07 and 555,292.95 is: 766,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,001.95 : 1,391,042.07 = 555,292.95 : x
  2. Step 2: Convert to fraction form
    1,008,001.95/1,391,042.07 = 555,292.95/x
  3. Step 3: Cross multiply
    1,008,001.95x = 1,391,042.07 × 555,292.95
  4. Step 4: Simplify right side
    1,008,001.95x = 772,435,854,624.41
  5. Step 5: Solve for x
    x = 772,435,854,624.41/1,008,001.95
  6. Step 6: Final answer
    x = 766,303.93

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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.