Home / 1,020,150.33-1,528,452.14-715,899.21

Finding the Fourth Proportional to 1,020,150.33, 1,528,452.14 and 715,899.21

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Solution

The fourth proportional to 1,020,150.33, 1,528,452.14 and 715,899.21 is: 1,072,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,150.33 : 1,528,452.14 = 715,899.21 : x
  2. Step 2: Convert to fraction form
    1,020,150.33/1,528,452.14 = 715,899.21/x
  3. Step 3: Cross multiply
    1,020,150.33x = 1,528,452.14 × 715,899.21
  4. Step 4: Simplify right side
    1,020,150.33x = 1,094,217,675,969.31
  5. Step 5: Solve for x
    x = 1,094,217,675,969.31/1,020,150.33
  6. Step 6: Final answer
    x = 1,072,604.34

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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.