Home / 2,931,969.32-4,394,123.75-1,635,069.95

Finding the Fourth Proportional to 2,931,969.32, 4,394,123.75 and 1,635,069.95

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Solution

The fourth proportional to 2,931,969.32, 4,394,123.75 and 1,635,069.95 is: 2,450,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,969.32 : 4,394,123.75 = 1,635,069.95 : x
  2. Step 2: Convert to fraction form
    2,931,969.32/4,394,123.75 = 1,635,069.95/x
  3. Step 3: Cross multiply
    2,931,969.32x = 4,394,123.75 × 1,635,069.95
  4. Step 4: Simplify right side
    2,931,969.32x = 7,184,699,670,060.35
  5. Step 5: Solve for x
    x = 7,184,699,670,060.35/2,931,969.32
  6. Step 6: Final answer
    x = 2,450,468.92

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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.