Home / 1,037,820.70-1,557,022.65-439,068.70

Finding the Fourth Proportional to 1,037,820.70, 1,557,022.65 and 439,068.70

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Solution

The fourth proportional to 1,037,820.70, 1,557,022.65 and 439,068.70 is: 658,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,820.70 : 1,557,022.65 = 439,068.70 : x
  2. Step 2: Convert to fraction form
    1,037,820.70/1,557,022.65 = 439,068.70/x
  3. Step 3: Cross multiply
    1,037,820.70x = 1,557,022.65 × 439,068.70
  4. Step 4: Simplify right side
    1,037,820.70x = 683,639,910,806.06
  5. Step 5: Solve for x
    x = 683,639,910,806.06/1,037,820.70
  6. Step 6: Final answer
    x = 658,726.42

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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.