Home / 1,059,888.39-1,587,829.92-626,312.54

Finding the Fourth Proportional to 1,059,888.39, 1,587,829.92 and 626,312.54

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Solution

The fourth proportional to 1,059,888.39, 1,587,829.92 and 626,312.54 is: 938,285.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,888.39 : 1,587,829.92 = 626,312.54 : x
  2. Step 2: Convert to fraction form
    1,059,888.39/1,587,829.92 = 626,312.54/x
  3. Step 3: Cross multiply
    1,059,888.39x = 1,587,829.92 × 626,312.54
  4. Step 4: Simplify right side
    1,059,888.39x = 994,477,782,344.05
  5. Step 5: Solve for x
    x = 994,477,782,344.05/1,059,888.39
  6. Step 6: Final answer
    x = 938,285.38

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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.