Home / 3,161,505.84-4,742,262.18-1,479,790.32

Finding the Fourth Proportional to 3,161,505.84, 4,742,262.18 and 1,479,790.32

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Solution

The fourth proportional to 3,161,505.84, 4,742,262.18 and 1,479,790.32 is: 2,219,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,505.84 : 4,742,262.18 = 1,479,790.32 : x
  2. Step 2: Convert to fraction form
    3,161,505.84/4,742,262.18 = 1,479,790.32/x
  3. Step 3: Cross multiply
    3,161,505.84x = 4,742,262.18 × 1,479,790.32
  4. Step 4: Simplify right side
    3,161,505.84x = 7,017,553,668,866.10
  5. Step 5: Solve for x
    x = 7,017,553,668,866.10/3,161,505.84
  6. Step 6: Final answer
    x = 2,219,687.08

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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.