Home / 1,685,701.80-2,326,077.54-997,394.76

Finding the Fourth Proportional to 1,685,701.80, 2,326,077.54 and 997,394.76

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Solution

The fourth proportional to 1,685,701.80, 2,326,077.54 and 997,394.76 is: 1,376,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,701.80 : 2,326,077.54 = 997,394.76 : x
  2. Step 2: Convert to fraction form
    1,685,701.80/2,326,077.54 = 997,394.76/x
  3. Step 3: Cross multiply
    1,685,701.80x = 2,326,077.54 × 997,394.76
  4. Step 4: Simplify right side
    1,685,701.80x = 2,320,017,549,749.69
  5. Step 5: Solve for x
    x = 2,320,017,549,749.69/1,685,701.80
  6. Step 6: Final answer
    x = 1,376,291.79

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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.