Home / 1,168,071.40-1,750,811.10-457,863.40

Finding the Fourth Proportional to 1,168,071.40, 1,750,811.10 and 457,863.40

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Solution

The fourth proportional to 1,168,071.40, 1,750,811.10 and 457,863.40 is: 686,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,071.40 : 1,750,811.10 = 457,863.40 : x
  2. Step 2: Convert to fraction form
    1,168,071.40/1,750,811.10 = 457,863.40/x
  3. Step 3: Cross multiply
    1,168,071.40x = 1,750,811.10 × 457,863.40
  4. Step 4: Simplify right side
    1,168,071.40x = 801,632,323,003.74
  5. Step 5: Solve for x
    x = 801,632,323,003.74/1,168,071.40
  6. Step 6: Final answer
    x = 686,287.09

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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.