Home / 1,743,570.60-2,406,129.54-979,623.72

Finding the Fourth Proportional to 1,743,570.60, 2,406,129.54 and 979,623.72

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Solution

The fourth proportional to 1,743,570.60, 2,406,129.54 and 979,623.72 is: 1,351,881.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,570.60 : 2,406,129.54 = 979,623.72 : x
  2. Step 2: Convert to fraction form
    1,743,570.60/2,406,129.54 = 979,623.72/x
  3. Step 3: Cross multiply
    1,743,570.60x = 2,406,129.54 × 979,623.72
  4. Step 4: Simplify right side
    1,743,570.60x = 2,357,101,570,776.69
  5. Step 5: Solve for x
    x = 2,357,101,570,776.69/1,743,570.60
  6. Step 6: Final answer
    x = 1,351,881.92

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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.