Home / 2,931,483.60-4,397,079.60-1,511,683.20

Finding the Fourth Proportional to 2,931,483.60, 4,397,079.60 and 1,511,683.20

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Solution

The fourth proportional to 2,931,483.60, 4,397,079.60 and 1,511,683.20 is: 2,267,449.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,483.60 : 4,397,079.60 = 1,511,683.20 : x
  2. Step 2: Convert to fraction form
    2,931,483.60/4,397,079.60 = 1,511,683.20/x
  3. Step 3: Cross multiply
    2,931,483.60x = 4,397,079.60 × 1,511,683.20
  4. Step 4: Simplify right side
    2,931,483.60x = 6,646,991,360,382.72
  5. Step 5: Solve for x
    x = 6,646,991,360,382.72/2,931,483.60
  6. Step 6: Final answer
    x = 2,267,449.62

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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.