Home / 832,187.60-1,248,281.40-808,859.60

Finding the Fourth Proportional to 832,187.60, 1,248,281.40 and 808,859.60

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Solution

The fourth proportional to 832,187.60, 1,248,281.40 and 808,859.60 is: 1,213,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,187.60 : 1,248,281.40 = 808,859.60 : x
  2. Step 2: Convert to fraction form
    832,187.60/1,248,281.40 = 808,859.60/x
  3. Step 3: Cross multiply
    832,187.60x = 1,248,281.40 × 808,859.60
  4. Step 4: Simplify right side
    832,187.60x = 1,009,684,393,891.44
  5. Step 5: Solve for x
    x = 1,009,684,393,891.44/832,187.60
  6. Step 6: Final answer
    x = 1,213,289.40

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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.