Home / 1,038,212.20-1,432,692.60-579,302.92

Finding the Fourth Proportional to 1,038,212.20, 1,432,692.60 and 579,302.92

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Solution

The fourth proportional to 1,038,212.20, 1,432,692.60 and 579,302.92 is: 799,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,212.20 : 1,432,692.60 = 579,302.92 : x
  2. Step 2: Convert to fraction form
    1,038,212.20/1,432,692.60 = 579,302.92/x
  3. Step 3: Cross multiply
    1,038,212.20x = 1,432,692.60 × 579,302.92
  4. Step 4: Simplify right side
    1,038,212.20x = 829,963,006,642.39
  5. Step 5: Solve for x
    x = 829,963,006,642.39/1,038,212.20
  6. Step 6: Final answer
    x = 799,415.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.