Home / 1,353,541.46-1,867,188.59-917,811.40

Finding the Fourth Proportional to 1,353,541.46, 1,867,188.59 and 917,811.40

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Solution

The fourth proportional to 1,353,541.46, 1,867,188.59 and 917,811.40 is: 1,266,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,541.46 : 1,867,188.59 = 917,811.40 : x
  2. Step 2: Convert to fraction form
    1,353,541.46/1,867,188.59 = 917,811.40/x
  3. Step 3: Cross multiply
    1,353,541.46x = 1,867,188.59 × 917,811.40
  4. Step 4: Simplify right side
    1,353,541.46x = 1,713,726,964,594.90
  5. Step 5: Solve for x
    x = 1,713,726,964,594.90/1,353,541.46
  6. Step 6: Final answer
    x = 1,266,106.00

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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.