Home / 1,037,707.70-1,556,561.55-860,560.70

Finding the Fourth Proportional to 1,037,707.70, 1,556,561.55 and 860,560.70

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Solution

The fourth proportional to 1,037,707.70, 1,556,561.55 and 860,560.70 is: 1,290,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,707.70 : 1,556,561.55 = 860,560.70 : x
  2. Step 2: Convert to fraction form
    1,037,707.70/1,556,561.55 = 860,560.70/x
  3. Step 3: Cross multiply
    1,037,707.70x = 1,556,561.55 × 860,560.70
  4. Step 4: Simplify right side
    1,037,707.70x = 1,339,515,697,061.09
  5. Step 5: Solve for x
    x = 1,339,515,697,061.09/1,037,707.70
  6. Step 6: Final answer
    x = 1,290,841.05

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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.