Home / 1,559,109.27-2,338,669.65-479,614.34

Finding the Fourth Proportional to 1,559,109.27, 2,338,669.65 and 479,614.34

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Solution

The fourth proportional to 1,559,109.27, 2,338,669.65 and 479,614.34 is: 719,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,109.27 : 2,338,669.65 = 479,614.34 : x
  2. Step 2: Convert to fraction form
    1,559,109.27/2,338,669.65 = 479,614.34/x
  3. Step 3: Cross multiply
    1,559,109.27x = 2,338,669.65 × 479,614.34
  4. Step 4: Simplify right side
    1,559,109.27x = 1,121,659,506,345.63
  5. Step 5: Solve for x
    x = 1,121,659,506,345.63/1,559,109.27
  6. Step 6: Final answer
    x = 719,423.28

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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.