Home / 1,460,919.79-2,016,030.63-816,345.28

Finding the Fourth Proportional to 1,460,919.79, 2,016,030.63 and 816,345.28

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Solution

The fourth proportional to 1,460,919.79, 2,016,030.63 and 816,345.28 is: 1,126,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,919.79 : 2,016,030.63 = 816,345.28 : x
  2. Step 2: Convert to fraction form
    1,460,919.79/2,016,030.63 = 816,345.28/x
  3. Step 3: Cross multiply
    1,460,919.79x = 2,016,030.63 × 816,345.28
  4. Step 4: Simplify right side
    1,460,919.79x = 1,645,777,089,135.93
  5. Step 5: Solve for x
    x = 1,645,777,089,135.93/1,460,919.79
  6. Step 6: Final answer
    x = 1,126,534.87

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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.