Home / 1,230,114.95-1,697,559.36-686,250.73

Finding the Fourth Proportional to 1,230,114.95, 1,697,559.36 and 686,250.73

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Solution

The fourth proportional to 1,230,114.95, 1,697,559.36 and 686,250.73 is: 947,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,114.95 : 1,697,559.36 = 686,250.73 : x
  2. Step 2: Convert to fraction form
    1,230,114.95/1,697,559.36 = 686,250.73/x
  3. Step 3: Cross multiply
    1,230,114.95x = 1,697,559.36 × 686,250.73
  4. Step 4: Simplify right side
    1,230,114.95x = 1,164,951,338,099.28
  5. Step 5: Solve for x
    x = 1,164,951,338,099.28/1,230,114.95
  6. Step 6: Final answer
    x = 947,026.40

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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.