Home / 1,559,608.65-2,340,449.78-885,688.65

Finding the Fourth Proportional to 1,559,608.65, 2,340,449.78 and 885,688.65

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Solution

The fourth proportional to 1,559,608.65, 2,340,449.78 and 885,688.65 is: 1,329,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,608.65 : 2,340,449.78 = 885,688.65 : x
  2. Step 2: Convert to fraction form
    1,559,608.65/2,340,449.78 = 885,688.65/x
  3. Step 3: Cross multiply
    1,559,608.65x = 2,340,449.78 × 885,688.65
  4. Step 4: Simplify right side
    1,559,608.65x = 2,072,909,801,612.55
  5. Step 5: Solve for x
    x = 2,072,909,801,612.55/1,559,608.65
  6. Step 6: Final answer
    x = 1,329,121.77

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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.