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Finding the Fourth Proportional to 4,709,486, 7,065,282 and 1,717,670

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Solution

The fourth proportional to 4,709,486, 7,065,282 and 1,717,670 is: 2,576,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,486 : 7,065,282 = 1,717,670 : x
  2. Step 2: Convert to fraction form
    4,709,486/7,065,282 = 1,717,670/x
  3. Step 3: Cross multiply
    4,709,486x = 7,065,282 × 1,717,670
  4. Step 4: Simplify right side
    4,709,486x = 12,135,822,932,940
  5. Step 5: Solve for x
    x = 12,135,822,932,940/4,709,486
  6. Step 6: Final answer
    x = 2,576,889.06

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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.