Home / 1,069,599.40-1,604,399.10-949,330.60

Finding the Fourth Proportional to 1,069,599.40, 1,604,399.10 and 949,330.60

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Solution

The fourth proportional to 1,069,599.40, 1,604,399.10 and 949,330.60 is: 1,423,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,599.40 : 1,604,399.10 = 949,330.60 : x
  2. Step 2: Convert to fraction form
    1,069,599.40/1,604,399.10 = 949,330.60/x
  3. Step 3: Cross multiply
    1,069,599.40x = 1,604,399.10 × 949,330.60
  4. Step 4: Simplify right side
    1,069,599.40x = 1,523,105,160,242.46
  5. Step 5: Solve for x
    x = 1,523,105,160,242.46/1,069,599.40
  6. Step 6: Final answer
    x = 1,423,995.90

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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.