Home / 1,877,286.15-2,590,639.25-1,061,649.96

Finding the Fourth Proportional to 1,877,286.15, 2,590,639.25 and 1,061,649.96

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Solution

The fourth proportional to 1,877,286.15, 2,590,639.25 and 1,061,649.96 is: 1,465,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,286.15 : 2,590,639.25 = 1,061,649.96 : x
  2. Step 2: Convert to fraction form
    1,877,286.15/2,590,639.25 = 1,061,649.96/x
  3. Step 3: Cross multiply
    1,877,286.15x = 2,590,639.25 × 1,061,649.96
  4. Step 4: Simplify right side
    1,877,286.15x = 2,750,352,050,828.68
  5. Step 5: Solve for x
    x = 2,750,352,050,828.68/1,877,286.15
  6. Step 6: Final answer
    x = 1,465,068.10

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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.