Home / 4,742,878.08-7,114,293.32-1,148,644.92

Finding the Fourth Proportional to 4,742,878.08, 7,114,293.32 and 1,148,644.92

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Solution

The fourth proportional to 4,742,878.08, 7,114,293.32 and 1,148,644.92 is: 1,722,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,878.08 : 7,114,293.32 = 1,148,644.92 : x
  2. Step 2: Convert to fraction form
    4,742,878.08/7,114,293.32 = 1,148,644.92/x
  3. Step 3: Cross multiply
    4,742,878.08x = 7,114,293.32 × 1,148,644.92
  4. Step 4: Simplify right side
    4,742,878.08x = 8,171,796,881,407.94
  5. Step 5: Solve for x
    x = 8,171,796,881,407.94/4,742,878.08
  6. Step 6: Final answer
    x = 1,722,961.62

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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.