Home / 1,277,170.64-1,916,502.84-709,030.16

Finding the Fourth Proportional to 1,277,170.64, 1,916,502.84 and 709,030.16

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Solution

The fourth proportional to 1,277,170.64, 1,916,502.84 and 709,030.16 is: 1,063,959.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,170.64 : 1,916,502.84 = 709,030.16 : x
  2. Step 2: Convert to fraction form
    1,277,170.64/1,916,502.84 = 709,030.16/x
  3. Step 3: Cross multiply
    1,277,170.64x = 1,916,502.84 × 709,030.16
  4. Step 4: Simplify right side
    1,277,170.64x = 1,358,858,315,285.65
  5. Step 5: Solve for x
    x = 1,358,858,315,285.65/1,277,170.64
  6. Step 6: Final answer
    x = 1,063,959.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.