Home / 1,230,114.27-1,697,558.40-686,250.03

Finding the Fourth Proportional to 1,230,114.27, 1,697,558.40 and 686,250.03

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Solution

The fourth proportional to 1,230,114.27, 1,697,558.40 and 686,250.03 is: 947,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,114.27 : 1,697,558.40 = 686,250.03 : x
  2. Step 2: Convert to fraction form
    1,230,114.27/1,697,558.40 = 686,250.03/x
  3. Step 3: Cross multiply
    1,230,114.27x = 1,697,558.40 × 686,250.03
  4. Step 4: Simplify right side
    1,230,114.27x = 1,164,949,502,926.75
  5. Step 5: Solve for x
    x = 1,164,949,502,926.75/1,230,114.27
  6. Step 6: Final answer
    x = 947,025.44

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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.