Home / 1,185,088.41-1,635,420.95-668,950.95

Finding the Fourth Proportional to 1,185,088.41, 1,635,420.95 and 668,950.95

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Solution

The fourth proportional to 1,185,088.41, 1,635,420.95 and 668,950.95 is: 923,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,088.41 : 1,635,420.95 = 668,950.95 : x
  2. Step 2: Convert to fraction form
    1,185,088.41/1,635,420.95 = 668,950.95/x
  3. Step 3: Cross multiply
    1,185,088.41x = 1,635,420.95 × 668,950.95
  4. Step 4: Simplify right side
    1,185,088.41x = 1,094,016,394,807.65
  5. Step 5: Solve for x
    x = 1,094,016,394,807.65/1,185,088.41
  6. Step 6: Final answer
    x = 923,151.71

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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.