Home / 1,173,445.91-1,757,934.47-668,355.51

Finding the Fourth Proportional to 1,173,445.91, 1,757,934.47 and 668,355.51

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Solution

The fourth proportional to 1,173,445.91, 1,757,934.47 and 668,355.51 is: 1,001,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,445.91 : 1,757,934.47 = 668,355.51 : x
  2. Step 2: Convert to fraction form
    1,173,445.91/1,757,934.47 = 668,355.51/x
  3. Step 3: Cross multiply
    1,173,445.91x = 1,757,934.47 × 668,355.51
  4. Step 4: Simplify right side
    1,173,445.91x = 1,174,925,185,901.65
  5. Step 5: Solve for x
    x = 1,174,925,185,901.65/1,173,445.91
  6. Step 6: Final answer
    x = 1,001,260.63

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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.