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Finding the Fourth Proportional to 5,346,643.87, 8,016,762.88 and 1,701,799.26

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Solution

The fourth proportional to 5,346,643.87, 8,016,762.88 and 1,701,799.26 is: 2,551,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,643.87 : 8,016,762.88 = 1,701,799.26 : x
  2. Step 2: Convert to fraction form
    5,346,643.87/8,016,762.88 = 1,701,799.26/x
  3. Step 3: Cross multiply
    5,346,643.87x = 8,016,762.88 × 1,701,799.26
  4. Step 4: Simplify right side
    5,346,643.87x = 13,642,921,136,779.47
  5. Step 5: Solve for x
    x = 13,642,921,136,779.47/5,346,643.87
  6. Step 6: Final answer
    x = 2,551,679.42

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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.