Home / 1,263,565.16-1,743,518.33-719,711.57

Finding the Fourth Proportional to 1,263,565.16, 1,743,518.33 and 719,711.57

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Solution

The fourth proportional to 1,263,565.16, 1,743,518.33 and 719,711.57 is: 993,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,565.16 : 1,743,518.33 = 719,711.57 : x
  2. Step 2: Convert to fraction form
    1,263,565.16/1,743,518.33 = 719,711.57/x
  3. Step 3: Cross multiply
    1,263,565.16x = 1,743,518.33 × 719,711.57
  4. Step 4: Simplify right side
    1,263,565.16x = 1,254,830,314,608.08
  5. Step 5: Solve for x
    x = 1,254,830,314,608.08/1,263,565.16
  6. Step 6: Final answer
    x = 993,087.14

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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.