Home / 4,095,419.20-6,143,128.80-1,103,603.20

Finding the Fourth Proportional to 4,095,419.20, 6,143,128.80 and 1,103,603.20

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Solution

The fourth proportional to 4,095,419.20, 6,143,128.80 and 1,103,603.20 is: 1,655,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095,419.20 : 6,143,128.80 = 1,103,603.20 : x
  2. Step 2: Convert to fraction form
    4,095,419.20/6,143,128.80 = 1,103,603.20/x
  3. Step 3: Cross multiply
    4,095,419.20x = 6,143,128.80 × 1,103,603.20
  4. Step 4: Simplify right side
    4,095,419.20x = 6,779,576,601,692.16
  5. Step 5: Solve for x
    x = 6,779,576,601,692.16/4,095,419.20
  6. Step 6: Final answer
    x = 1,655,404.80

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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.