Home / 3,287,715.84-4,930,718.40-1,393,482.24

Finding the Fourth Proportional to 3,287,715.84, 4,930,718.40 and 1,393,482.24

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Solution

The fourth proportional to 3,287,715.84, 4,930,718.40 and 1,393,482.24 is: 2,089,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,715.84 : 4,930,718.40 = 1,393,482.24 : x
  2. Step 2: Convert to fraction form
    3,287,715.84/4,930,718.40 = 1,393,482.24/x
  3. Step 3: Cross multiply
    3,287,715.84x = 4,930,718.40 × 1,393,482.24
  4. Step 4: Simplify right side
    3,287,715.84x = 6,870,868,520,841.22
  5. Step 5: Solve for x
    x = 6,870,868,520,841.22/3,287,715.84
  6. Step 6: Final answer
    x = 2,089,860.82

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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.