Home / 4,653,733.40-6,980,600.10-1,287,940.40

Finding the Fourth Proportional to 4,653,733.40, 6,980,600.10 and 1,287,940.40

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Solution

The fourth proportional to 4,653,733.40, 6,980,600.10 and 1,287,940.40 is: 1,931,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,733.40 : 6,980,600.10 = 1,287,940.40 : x
  2. Step 2: Convert to fraction form
    4,653,733.40/6,980,600.10 = 1,287,940.40/x
  3. Step 3: Cross multiply
    4,653,733.40x = 6,980,600.10 × 1,287,940.40
  4. Step 4: Simplify right side
    4,653,733.40x = 8,990,596,885,034.04
  5. Step 5: Solve for x
    x = 8,990,596,885,034.04/4,653,733.40
  6. Step 6: Final answer
    x = 1,931,910.60

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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.