Home / 1,416,583.33-1,954,827.95-771,989.69

Finding the Fourth Proportional to 1,416,583.33, 1,954,827.95 and 771,989.69

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Solution

The fourth proportional to 1,416,583.33, 1,954,827.95 and 771,989.69 is: 1,065,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,583.33 : 1,954,827.95 = 771,989.69 : x
  2. Step 2: Convert to fraction form
    1,416,583.33/1,954,827.95 = 771,989.69/x
  3. Step 3: Cross multiply
    1,416,583.33x = 1,954,827.95 × 771,989.69
  4. Step 4: Simplify right side
    1,416,583.33x = 1,509,107,024,150.96
  5. Step 5: Solve for x
    x = 1,509,107,024,150.96/1,416,583.33
  6. Step 6: Final answer
    x = 1,065,314.69

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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.