Home / 1,309,423.16-1,806,986.16-736,463.18

Finding the Fourth Proportional to 1,309,423.16, 1,806,986.16 and 736,463.18

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Solution

The fourth proportional to 1,309,423.16, 1,806,986.16 and 736,463.18 is: 1,016,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,423.16 : 1,806,986.16 = 736,463.18 : x
  2. Step 2: Convert to fraction form
    1,309,423.16/1,806,986.16 = 736,463.18/x
  3. Step 3: Cross multiply
    1,309,423.16x = 1,806,986.16 × 736,463.18
  4. Step 4: Simplify right side
    1,309,423.16x = 1,330,778,773,609.59
  5. Step 5: Solve for x
    x = 1,330,778,773,609.59/1,309,423.16
  6. Step 6: Final answer
    x = 1,016,309.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.