Home / 2,688,205.70-4,032,308.57-1,565,487.38

Finding the Fourth Proportional to 2,688,205.70, 4,032,308.57 and 1,565,487.38

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Solution

The fourth proportional to 2,688,205.70, 4,032,308.57 and 1,565,487.38 is: 2,348,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,205.70 : 4,032,308.57 = 1,565,487.38 : x
  2. Step 2: Convert to fraction form
    2,688,205.70/4,032,308.57 = 1,565,487.38/x
  3. Step 3: Cross multiply
    2,688,205.70x = 4,032,308.57 × 1,565,487.38
  4. Step 4: Simplify right side
    2,688,205.70x = 6,312,528,150,611.87
  5. Step 5: Solve for x
    x = 6,312,528,150,611.87/2,688,205.70
  6. Step 6: Final answer
    x = 2,348,231.08

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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.