Home / 1,317,148.80-1,975,572.27-344,606.97

Finding the Fourth Proportional to 1,317,148.80, 1,975,572.27 and 344,606.97

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Solution

The fourth proportional to 1,317,148.80, 1,975,572.27 and 344,606.97 is: 516,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,148.80 : 1,975,572.27 = 344,606.97 : x
  2. Step 2: Convert to fraction form
    1,317,148.80/1,975,572.27 = 344,606.97/x
  3. Step 3: Cross multiply
    1,317,148.80x = 1,975,572.27 × 344,606.97
  4. Step 4: Simplify right side
    1,317,148.80x = 680,795,973,980.72
  5. Step 5: Solve for x
    x = 680,795,973,980.72/1,317,148.80
  6. Step 6: Final answer
    x = 516,870.97

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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.