Home / 1,787,555.51-2,464,511.21-1,157,778.71

Finding the Fourth Proportional to 1,787,555.51, 2,464,511.21 and 1,157,778.71

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Solution

The fourth proportional to 1,787,555.51, 2,464,511.21 and 1,157,778.71 is: 1,596,234.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,555.51 : 2,464,511.21 = 1,157,778.71 : x
  2. Step 2: Convert to fraction form
    1,787,555.51/2,464,511.21 = 1,157,778.71/x
  3. Step 3: Cross multiply
    1,787,555.51x = 2,464,511.21 × 1,157,778.71
  4. Step 4: Simplify right side
    1,787,555.51x = 2,853,358,625,341.86
  5. Step 5: Solve for x
    x = 2,853,358,625,341.86/1,787,555.51
  6. Step 6: Final answer
    x = 1,596,234.97

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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.