Home / 1,263,564.16-1,743,516.95-719,710.57

Finding the Fourth Proportional to 1,263,564.16, 1,743,516.95 and 719,710.57

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Solution

The fourth proportional to 1,263,564.16, 1,743,516.95 and 719,710.57 is: 993,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,564.16 : 1,743,516.95 = 719,710.57 : x
  2. Step 2: Convert to fraction form
    1,263,564.16/1,743,516.95 = 719,710.57/x
  3. Step 3: Cross multiply
    1,263,564.16x = 1,743,516.95 × 719,710.57
  4. Step 4: Simplify right side
    1,263,564.16x = 1,254,827,570,711.09
  5. Step 5: Solve for x
    x = 1,254,827,570,711.09/1,263,564.16
  6. Step 6: Final answer
    x = 993,085.76

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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.