Home / 1,416,793.86-1,955,177.01-772,214.58

Finding the Fourth Proportional to 1,416,793.86, 1,955,177.01 and 772,214.58

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Solution

The fourth proportional to 1,416,793.86, 1,955,177.01 and 772,214.58 is: 1,065,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,793.86 : 1,955,177.01 = 772,214.58 : x
  2. Step 2: Convert to fraction form
    1,416,793.86/1,955,177.01 = 772,214.58/x
  3. Step 3: Cross multiply
    1,416,793.86x = 1,955,177.01 × 772,214.58
  4. Step 4: Simplify right side
    1,416,793.86x = 1,509,816,193,602.81
  5. Step 5: Solve for x
    x = 1,509,816,193,602.81/1,416,793.86
  6. Step 6: Final answer
    x = 1,065,656.93

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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.