Home / 1,136,574.45-1,568,476.10-620,333.10

Finding the Fourth Proportional to 1,136,574.45, 1,568,476.10 and 620,333.10

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Solution

The fourth proportional to 1,136,574.45, 1,568,476.10 and 620,333.10 is: 856,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,574.45 : 1,568,476.10 = 620,333.10 : x
  2. Step 2: Convert to fraction form
    1,136,574.45/1,568,476.10 = 620,333.10/x
  3. Step 3: Cross multiply
    1,136,574.45x = 1,568,476.10 × 620,333.10
  4. Step 4: Simplify right side
    1,136,574.45x = 972,977,641,388.91
  5. Step 5: Solve for x
    x = 972,977,641,388.91/1,136,574.45
  6. Step 6: Final answer
    x = 856,061.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.