Home / 906,774.04-1,251,685.02-778,936.60

Finding the Fourth Proportional to 906,774.04, 1,251,685.02 and 778,936.60

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Solution

The fourth proportional to 906,774.04, 1,251,685.02 and 778,936.60 is: 1,075,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,774.04 : 1,251,685.02 = 778,936.60 : x
  2. Step 2: Convert to fraction form
    906,774.04/1,251,685.02 = 778,936.60/x
  3. Step 3: Cross multiply
    906,774.04x = 1,251,685.02 × 778,936.60
  4. Step 4: Simplify right side
    906,774.04x = 974,983,273,749.73
  5. Step 5: Solve for x
    x = 974,983,273,749.73/906,774.04
  6. Step 6: Final answer
    x = 1,075,221.86

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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.