Home / 1,205,409.61-1,808,114.41-572,404.33

Finding the Fourth Proportional to 1,205,409.61, 1,808,114.41 and 572,404.33

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Solution

The fourth proportional to 1,205,409.61, 1,808,114.41 and 572,404.33 is: 858,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,409.61 : 1,808,114.41 = 572,404.33 : x
  2. Step 2: Convert to fraction form
    1,205,409.61/1,808,114.41 = 572,404.33/x
  3. Step 3: Cross multiply
    1,205,409.61x = 1,808,114.41 × 572,404.33
  4. Step 4: Simplify right side
    1,205,409.61x = 1,034,972,513,614.61
  5. Step 5: Solve for x
    x = 1,034,972,513,614.61/1,205,409.61
  6. Step 6: Final answer
    x = 858,606.49

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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.