Home / 1,344,221.02-1,855,710.61-910,927.45

Finding the Fourth Proportional to 1,344,221.02, 1,855,710.61 and 910,927.45

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Solution

The fourth proportional to 1,344,221.02, 1,855,710.61 and 910,927.45 is: 1,257,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,221.02 : 1,855,710.61 = 910,927.45 : x
  2. Step 2: Convert to fraction form
    1,344,221.02/1,855,710.61 = 910,927.45/x
  3. Step 3: Cross multiply
    1,344,221.02x = 1,855,710.61 × 910,927.45
  4. Step 4: Simplify right side
    1,344,221.02x = 1,690,417,733,947.56
  5. Step 5: Solve for x
    x = 1,690,417,733,947.56/1,344,221.02
  6. Step 6: Final answer
    x = 1,257,544.49

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1.5x scale

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.