Home / 1,070,770.15-1,606,302.92-621,702.51

Finding the Fourth Proportional to 1,070,770.15, 1,606,302.92 and 621,702.51

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Solution

The fourth proportional to 1,070,770.15, 1,606,302.92 and 621,702.51 is: 932,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,770.15 : 1,606,302.92 = 621,702.51 : x
  2. Step 2: Convert to fraction form
    1,070,770.15/1,606,302.92 = 621,702.51/x
  3. Step 3: Cross multiply
    1,070,770.15x = 1,606,302.92 × 621,702.51
  4. Step 4: Simplify right side
    1,070,770.15x = 998,642,557,184.33
  5. Step 5: Solve for x
    x = 998,642,557,184.33/1,070,770.15
  6. Step 6: Final answer
    x = 932,639.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.