Home / 1,496,967.85-2,065,813.95-808,639.54

Finding the Fourth Proportional to 1,496,967.85, 2,065,813.95 and 808,639.54

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Solution

The fourth proportional to 1,496,967.85, 2,065,813.95 and 808,639.54 is: 1,115,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,967.85 : 2,065,813.95 = 808,639.54 : x
  2. Step 2: Convert to fraction form
    1,496,967.85/2,065,813.95 = 808,639.54/x
  3. Step 3: Cross multiply
    1,496,967.85x = 2,065,813.95 × 808,639.54
  4. Step 4: Simplify right side
    1,496,967.85x = 1,670,498,842,253.58
  5. Step 5: Solve for x
    x = 1,670,498,842,253.58/1,496,967.85
  6. Step 6: Final answer
    x = 1,115,921.66

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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.