Home / 1,587,177.69-2,188,813.24-1,224,026.34

Finding the Fourth Proportional to 1,587,177.69, 2,188,813.24 and 1,224,026.34

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Solution

The fourth proportional to 1,587,177.69, 2,188,813.24 and 1,224,026.34 is: 1,688,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,177.69 : 2,188,813.24 = 1,224,026.34 : x
  2. Step 2: Convert to fraction form
    1,587,177.69/2,188,813.24 = 1,224,026.34/x
  3. Step 3: Cross multiply
    1,587,177.69x = 2,188,813.24 × 1,224,026.34
  4. Step 4: Simplify right side
    1,587,177.69x = 2,679,165,045,537.58
  5. Step 5: Solve for x
    x = 2,679,165,045,537.58/1,587,177.69
  6. Step 6: Final answer
    x = 1,688,005.74

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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.