Home / 1,663,657.86-2,295,854.76-899,711.43

Finding the Fourth Proportional to 1,663,657.86, 2,295,854.76 and 899,711.43

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Solution

The fourth proportional to 1,663,657.86, 2,295,854.76 and 899,711.43 is: 1,241,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,657.86 : 2,295,854.76 = 899,711.43 : x
  2. Step 2: Convert to fraction form
    1,663,657.86/2,295,854.76 = 899,711.43/x
  3. Step 3: Cross multiply
    1,663,657.86x = 2,295,854.76 × 899,711.43
  4. Step 4: Simplify right side
    1,663,657.86x = 2,065,606,769,191.91
  5. Step 5: Solve for x
    x = 2,065,606,769,191.91/1,663,657.86
  6. Step 6: Final answer
    x = 1,241,605.51

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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.