Home / 3,047,378.95-4,205,359.65-1,670,706.19

Finding the Fourth Proportional to 3,047,378.95, 4,205,359.65 and 1,670,706.19

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Solution

The fourth proportional to 3,047,378.95, 4,205,359.65 and 1,670,706.19 is: 2,305,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,378.95 : 4,205,359.65 = 1,670,706.19 : x
  2. Step 2: Convert to fraction form
    3,047,378.95/4,205,359.65 = 1,670,706.19/x
  3. Step 3: Cross multiply
    3,047,378.95x = 4,205,359.65 × 1,670,706.19
  4. Step 4: Simplify right side
    3,047,378.95x = 7,025,920,398,431.24
  5. Step 5: Solve for x
    x = 7,025,920,398,431.24/3,047,378.95
  6. Step 6: Final answer
    x = 2,305,561.77

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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.