Home / 1,953,810.90-2,930,746.59-690,755.22

Finding the Fourth Proportional to 1,953,810.90, 2,930,746.59 and 690,755.22

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Solution

The fourth proportional to 1,953,810.90, 2,930,746.59 and 690,755.22 is: 1,036,143.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,810.90 : 2,930,746.59 = 690,755.22 : x
  2. Step 2: Convert to fraction form
    1,953,810.90/2,930,746.59 = 690,755.22/x
  3. Step 3: Cross multiply
    1,953,810.90x = 2,930,746.59 × 690,755.22
  4. Step 4: Simplify right side
    1,953,810.90x = 2,024,428,505,539.70
  5. Step 5: Solve for x
    x = 2,024,428,505,539.70/1,953,810.90
  6. Step 6: Final answer
    x = 1,036,143.52

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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.