Home / 1,526,510.05-2,290,029-515,639.36

Finding the Fourth Proportional to 1,526,510.05, 2,290,029 and 515,639.36

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Solution

The fourth proportional to 1,526,510.05, 2,290,029 and 515,639.36 is: 773,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,510.05 : 2,290,029 = 515,639.36 : x
  2. Step 2: Convert to fraction form
    1,526,510.05/2,290,029 = 515,639.36/x
  3. Step 3: Cross multiply
    1,526,510.05x = 2,290,029 × 515,639.36
  4. Step 4: Simplify right side
    1,526,510.05x = 1,180,829,087,941.44
  5. Step 5: Solve for x
    x = 1,180,829,087,941.44/1,526,510.05
  6. Step 6: Final answer
    x = 773,548.19

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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.