Home / 1,600,012.20-2,402,783.10-853,516.20

Finding the Fourth Proportional to 1,600,012.20, 2,402,783.10 and 853,516.20

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Solution

The fourth proportional to 1,600,012.20, 2,402,783.10 and 853,516.20 is: 1,281,749.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,012.20 : 2,402,783.10 = 853,516.20 : x
  2. Step 2: Convert to fraction form
    1,600,012.20/2,402,783.10 = 853,516.20/x
  3. Step 3: Cross multiply
    1,600,012.20x = 2,402,783.10 × 853,516.20
  4. Step 4: Simplify right side
    1,600,012.20x = 2,050,814,300,936.22
  5. Step 5: Solve for x
    x = 2,050,814,300,936.22/1,600,012.20
  6. Step 6: Final answer
    x = 1,281,749.16

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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.