Home / 1,178,036.92-1,625,648.28-719,917.93

Finding the Fourth Proportional to 1,178,036.92, 1,625,648.28 and 719,917.93

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Solution

The fourth proportional to 1,178,036.92, 1,625,648.28 and 719,917.93 is: 993,460.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,036.92 : 1,625,648.28 = 719,917.93 : x
  2. Step 2: Convert to fraction form
    1,178,036.92/1,625,648.28 = 719,917.93/x
  3. Step 3: Cross multiply
    1,178,036.92x = 1,625,648.28 × 719,917.93
  4. Step 4: Simplify right side
    1,178,036.92x = 1,170,333,344,645.66
  5. Step 5: Solve for x
    x = 1,170,333,344,645.66/1,178,036.92
  6. Step 6: Final answer
    x = 993,460.67

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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.