Home / 1,677,702.60-2,315,471.13-1,214,061.84

Finding the Fourth Proportional to 1,677,702.60, 2,315,471.13 and 1,214,061.84

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Solution

The fourth proportional to 1,677,702.60, 2,315,471.13 and 1,214,061.84 is: 1,675,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,702.60 : 2,315,471.13 = 1,214,061.84 : x
  2. Step 2: Convert to fraction form
    1,677,702.60/2,315,471.13 = 1,214,061.84/x
  3. Step 3: Cross multiply
    1,677,702.60x = 2,315,471.13 × 1,214,061.84
  4. Step 4: Simplify right side
    1,677,702.60x = 2,811,125,140,554.68
  5. Step 5: Solve for x
    x = 2,811,125,140,554.68/1,677,702.60
  6. Step 6: Final answer
    x = 1,675,580.13

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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.