Home / 1,294,302.40-1,941,453.60-452,939.20

Finding the Fourth Proportional to 1,294,302.40, 1,941,453.60 and 452,939.20

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Solution

The fourth proportional to 1,294,302.40, 1,941,453.60 and 452,939.20 is: 679,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,302.40 : 1,941,453.60 = 452,939.20 : x
  2. Step 2: Convert to fraction form
    1,294,302.40/1,941,453.60 = 452,939.20/x
  3. Step 3: Cross multiply
    1,294,302.40x = 1,941,453.60 × 452,939.20
  4. Step 4: Simplify right side
    1,294,302.40x = 879,360,440,421.12
  5. Step 5: Solve for x
    x = 879,360,440,421.12/1,294,302.40
  6. Step 6: Final answer
    x = 679,408.80

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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.