Home / 3,116,812.96-4,678,093.04-1,580,886.40

Finding the Fourth Proportional to 3,116,812.96, 4,678,093.04 and 1,580,886.40

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Solution

The fourth proportional to 3,116,812.96, 4,678,093.04 and 1,580,886.40 is: 2,372,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,812.96 : 4,678,093.04 = 1,580,886.40 : x
  2. Step 2: Convert to fraction form
    3,116,812.96/4,678,093.04 = 1,580,886.40/x
  3. Step 3: Cross multiply
    3,116,812.96x = 4,678,093.04 × 1,580,886.40
  4. Step 4: Simplify right side
    3,116,812.96x = 7,395,533,664,870.66
  5. Step 5: Solve for x
    x = 7,395,533,664,870.66/3,116,812.96
  6. Step 6: Final answer
    x = 2,372,787.13

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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.