Home / 1,155,334.60-1,594,405.25-646,035.76

Finding the Fourth Proportional to 1,155,334.60, 1,594,405.25 and 646,035.76

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Solution

The fourth proportional to 1,155,334.60, 1,594,405.25 and 646,035.76 is: 891,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,334.60 : 1,594,405.25 = 646,035.76 : x
  2. Step 2: Convert to fraction form
    1,155,334.60/1,594,405.25 = 646,035.76/x
  3. Step 3: Cross multiply
    1,155,334.60x = 1,594,405.25 × 646,035.76
  4. Step 4: Simplify right side
    1,155,334.60x = 1,030,042,807,431.74
  5. Step 5: Solve for x
    x = 1,030,042,807,431.74/1,155,334.60
  6. Step 6: Final answer
    x = 891,553.67

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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.