Home / 1,525,656.90-2,287,571.67-514,756.38

Finding the Fourth Proportional to 1,525,656.90, 2,287,571.67 and 514,756.38

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Solution

The fourth proportional to 1,525,656.90, 2,287,571.67 and 514,756.38 is: 771,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,656.90 : 2,287,571.67 = 514,756.38 : x
  2. Step 2: Convert to fraction form
    1,525,656.90/2,287,571.67 = 514,756.38/x
  3. Step 3: Cross multiply
    1,525,656.90x = 2,287,571.67 × 514,756.38
  4. Step 4: Simplify right side
    1,525,656.90x = 1,177,542,111,839.75
  5. Step 5: Solve for x
    x = 1,177,542,111,839.75/1,525,656.90
  6. Step 6: Final answer
    x = 771,826.29

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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.