Home / 2,495,341.44-3,742,621.74-812,433.60

Finding the Fourth Proportional to 2,495,341.44, 3,742,621.74 and 812,433.60

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Solution

The fourth proportional to 2,495,341.44, 3,742,621.74 and 812,433.60 is: 1,218,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,341.44 : 3,742,621.74 = 812,433.60 : x
  2. Step 2: Convert to fraction form
    2,495,341.44/3,742,621.74 = 812,433.60/x
  3. Step 3: Cross multiply
    2,495,341.44x = 3,742,621.74 × 812,433.60
  4. Step 4: Simplify right side
    2,495,341.44x = 3,040,631,653,666.46
  5. Step 5: Solve for x
    x = 3,040,631,653,666.46/2,495,341.44
  6. Step 6: Final answer
    x = 1,218,523.29

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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.