Home / 1,155,694.50-1,594,864.62-646,396.74

Finding the Fourth Proportional to 1,155,694.50, 1,594,864.62 and 646,396.74

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Solution

The fourth proportional to 1,155,694.50, 1,594,864.62 and 646,396.74 is: 892,030.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,694.50 : 1,594,864.62 = 646,396.74 : x
  2. Step 2: Convert to fraction form
    1,155,694.50/1,594,864.62 = 646,396.74/x
  3. Step 3: Cross multiply
    1,155,694.50x = 1,594,864.62 × 646,396.74
  4. Step 4: Simplify right side
    1,155,694.50x = 1,030,915,291,109.34
  5. Step 5: Solve for x
    x = 1,030,915,291,109.34/1,155,694.50
  6. Step 6: Final answer
    x = 892,030.97

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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.