Home / 4,138,851-5,711,497.32-2,303,280

Finding the Fourth Proportional to 4,138,851, 5,711,497.32 and 2,303,280

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Solution

The fourth proportional to 4,138,851, 5,711,497.32 and 2,303,280 is: 3,178,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,851 : 5,711,497.32 = 2,303,280 : x
  2. Step 2: Convert to fraction form
    4,138,851/5,711,497.32 = 2,303,280/x
  3. Step 3: Cross multiply
    4,138,851x = 5,711,497.32 × 2,303,280
  4. Step 4: Simplify right side
    4,138,851x = 13,155,177,547,209.60
  5. Step 5: Solve for x
    x = 13,155,177,547,209.60/4,138,851
  6. Step 6: Final answer
    x = 3,178,461.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.