Home / 1,930,448.40-2,895,672.60-1,426,563.60

Finding the Fourth Proportional to 1,930,448.40, 2,895,672.60 and 1,426,563.60

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Solution

The fourth proportional to 1,930,448.40, 2,895,672.60 and 1,426,563.60 is: 2,139,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,448.40 : 2,895,672.60 = 1,426,563.60 : x
  2. Step 2: Convert to fraction form
    1,930,448.40/2,895,672.60 = 1,426,563.60/x
  3. Step 3: Cross multiply
    1,930,448.40x = 2,895,672.60 × 1,426,563.60
  4. Step 4: Simplify right side
    1,930,448.40x = 4,130,861,128,677.36
  5. Step 5: Solve for x
    x = 4,130,861,128,677.36/1,930,448.40
  6. Step 6: Final answer
    x = 2,139,845.40

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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.