Home / 934,487.40-1,401,731.10-615,622.80

Finding the Fourth Proportional to 934,487.40, 1,401,731.10 and 615,622.80

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Solution

The fourth proportional to 934,487.40, 1,401,731.10 and 615,622.80 is: 923,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,487.40 : 1,401,731.10 = 615,622.80 : x
  2. Step 2: Convert to fraction form
    934,487.40/1,401,731.10 = 615,622.80/x
  3. Step 3: Cross multiply
    934,487.40x = 1,401,731.10 × 615,622.80
  4. Step 4: Simplify right side
    934,487.40x = 862,937,624,629.08
  5. Step 5: Solve for x
    x = 862,937,624,629.08/934,487.40
  6. Step 6: Final answer
    x = 923,434.20

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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.