Home / 1,043,418.66-1,565,661.78-496,929.78

Finding the Fourth Proportional to 1,043,418.66, 1,565,661.78 and 496,929.78

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Solution

The fourth proportional to 1,043,418.66, 1,565,661.78 and 496,929.78 is: 745,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,418.66 : 1,565,661.78 = 496,929.78 : x
  2. Step 2: Convert to fraction form
    1,043,418.66/1,565,661.78 = 496,929.78/x
  3. Step 3: Cross multiply
    1,043,418.66x = 1,565,661.78 × 496,929.78
  4. Step 4: Simplify right side
    1,043,418.66x = 778,023,963,889.81
  5. Step 5: Solve for x
    x = 778,023,963,889.81/1,043,418.66
  6. Step 6: Final answer
    x = 745,648.89

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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.