Home / 1,366,470.80-2,050,013.40-805,216.40

Finding the Fourth Proportional to 1,366,470.80, 2,050,013.40 and 805,216.40

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Solution

The fourth proportional to 1,366,470.80, 2,050,013.40 and 805,216.40 is: 1,208,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,470.80 : 2,050,013.40 = 805,216.40 : x
  2. Step 2: Convert to fraction form
    1,366,470.80/2,050,013.40 = 805,216.40/x
  3. Step 3: Cross multiply
    1,366,470.80x = 2,050,013.40 × 805,216.40
  4. Step 4: Simplify right side
    1,366,470.80x = 1,650,704,409,899.76
  5. Step 5: Solve for x
    x = 1,650,704,409,899.76/1,366,470.80
  6. Step 6: Final answer
    x = 1,208,005.62

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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.