Home / 3,136,746.30-4,704,745.65-862,501.80

Finding the Fourth Proportional to 3,136,746.30, 4,704,745.65 and 862,501.80

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Solution

The fourth proportional to 3,136,746.30, 4,704,745.65 and 862,501.80 is: 1,293,649.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,746.30 : 4,704,745.65 = 862,501.80 : x
  2. Step 2: Convert to fraction form
    3,136,746.30/4,704,745.65 = 862,501.80/x
  3. Step 3: Cross multiply
    3,136,746.30x = 4,704,745.65 × 862,501.80
  4. Step 4: Simplify right side
    3,136,746.30x = 4,057,851,591,667.17
  5. Step 5: Solve for x
    x = 4,057,851,591,667.17/3,136,746.30
  6. Step 6: Final answer
    x = 1,293,649.92

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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.