Home / 996,458.60-1,492,938.30-817,999.40

Finding the Fourth Proportional to 996,458.60, 1,492,938.30 and 817,999.40

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Solution

The fourth proportional to 996,458.60, 1,492,938.30 and 817,999.40 is: 1,225,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,458.60 : 1,492,938.30 = 817,999.40 : x
  2. Step 2: Convert to fraction form
    996,458.60/1,492,938.30 = 817,999.40/x
  3. Step 3: Cross multiply
    996,458.60x = 1,492,938.30 × 817,999.40
  4. Step 4: Simplify right side
    996,458.60x = 1,221,222,633,637.02
  5. Step 5: Solve for x
    x = 1,221,222,633,637.02/996,458.60
  6. Step 6: Final answer
    x = 1,225,562.84

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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.