Home / 3,069,432.65-4,603,363.37-909,952.79

Finding the Fourth Proportional to 3,069,432.65, 4,603,363.37 and 909,952.79

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Solution

The fourth proportional to 3,069,432.65, 4,603,363.37 and 909,952.79 is: 1,364,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069,432.65 : 4,603,363.37 = 909,952.79 : x
  2. Step 2: Convert to fraction form
    3,069,432.65/4,603,363.37 = 909,952.79/x
  3. Step 3: Cross multiply
    3,069,432.65x = 4,603,363.37 × 909,952.79
  4. Step 4: Simplify right side
    3,069,432.65x = 4,188,843,322,980.03
  5. Step 5: Solve for x
    x = 4,188,843,322,980.03/3,069,432.65
  6. Step 6: Final answer
    x = 1,364,696.28

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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.