Home / 1,497,037.87-2,065,888.15-817,959.79

Finding the Fourth Proportional to 1,497,037.87, 2,065,888.15 and 817,959.79

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Solution

The fourth proportional to 1,497,037.87, 2,065,888.15 and 817,959.79 is: 1,128,771.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,037.87 : 2,065,888.15 = 817,959.79 : x
  2. Step 2: Convert to fraction form
    1,497,037.87/2,065,888.15 = 817,959.79/x
  3. Step 3: Cross multiply
    1,497,037.87x = 2,065,888.15 × 817,959.79
  4. Step 4: Simplify right side
    1,497,037.87x = 1,689,813,437,337.49
  5. Step 5: Solve for x
    x = 1,689,813,437,337.49/1,497,037.87
  6. Step 6: Final answer
    x = 1,128,771.34

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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.