Home / 943,314.76-1,302,583.48-912,811.07

Finding the Fourth Proportional to 943,314.76, 1,302,583.48 and 912,811.07

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Solution

The fourth proportional to 943,314.76, 1,302,583.48 and 912,811.07 is: 1,260,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,314.76 : 1,302,583.48 = 912,811.07 : x
  2. Step 2: Convert to fraction form
    943,314.76/1,302,583.48 = 912,811.07/x
  3. Step 3: Cross multiply
    943,314.76x = 1,302,583.48 × 912,811.07
  4. Step 4: Simplify right side
    943,314.76x = 1,189,012,615,622.28
  5. Step 5: Solve for x
    x = 1,189,012,615,622.28/943,314.76
  6. Step 6: Final answer
    x = 1,260,462.22

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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.