Home / 1,483,670.38-2,047,551.45-830,290.87

Finding the Fourth Proportional to 1,483,670.38, 2,047,551.45 and 830,290.87

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Solution

The fourth proportional to 1,483,670.38, 2,047,551.45 and 830,290.87 is: 1,145,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,670.38 : 2,047,551.45 = 830,290.87 : x
  2. Step 2: Convert to fraction form
    1,483,670.38/2,047,551.45 = 830,290.87/x
  3. Step 3: Cross multiply
    1,483,670.38x = 2,047,551.45 × 830,290.87
  4. Step 4: Simplify right side
    1,483,670.38x = 1,700,063,270,638.81
  5. Step 5: Solve for x
    x = 1,700,063,270,638.81/1,483,670.38
  6. Step 6: Final answer
    x = 1,145,849.71

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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.