Home / 2,712,923.10-4,070,032.65-819,683.10

Finding the Fourth Proportional to 2,712,923.10, 4,070,032.65 and 819,683.10

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Solution

The fourth proportional to 2,712,923.10, 4,070,032.65 and 819,683.10 is: 1,229,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,923.10 : 4,070,032.65 = 819,683.10 : x
  2. Step 2: Convert to fraction form
    2,712,923.10/4,070,032.65 = 819,683.10/x
  3. Step 3: Cross multiply
    2,712,923.10x = 4,070,032.65 × 819,683.10
  4. Step 4: Simplify right side
    2,712,923.10x = 3,336,136,979,653.22
  5. Step 5: Solve for x
    x = 3,336,136,979,653.22/2,712,923.10
  6. Step 6: Final answer
    x = 1,229,720.44

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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.