Home / 5,229,678.05-7,840,024.31-1,817,521.33

Finding the Fourth Proportional to 5,229,678.05, 7,840,024.31 and 1,817,521.33

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Solution

The fourth proportional to 5,229,678.05, 7,840,024.31 and 1,817,521.33 is: 2,724,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,678.05 : 7,840,024.31 = 1,817,521.33 : x
  2. Step 2: Convert to fraction form
    5,229,678.05/7,840,024.31 = 1,817,521.33/x
  3. Step 3: Cross multiply
    5,229,678.05x = 7,840,024.31 × 1,817,521.33
  4. Step 4: Simplify right side
    5,229,678.05x = 14,249,411,411,143.53
  5. Step 5: Solve for x
    x = 14,249,411,411,143.53/5,229,678.05
  6. Step 6: Final answer
    x = 2,724,720.58

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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.