Home / 1,011,509.04-1,517,482.08-538,125.60

Finding the Fourth Proportional to 1,011,509.04, 1,517,482.08 and 538,125.60

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Solution

The fourth proportional to 1,011,509.04, 1,517,482.08 and 538,125.60 is: 807,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,509.04 : 1,517,482.08 = 538,125.60 : x
  2. Step 2: Convert to fraction form
    1,011,509.04/1,517,482.08 = 538,125.60/x
  3. Step 3: Cross multiply
    1,011,509.04x = 1,517,482.08 × 538,125.60
  4. Step 4: Simplify right side
    1,011,509.04x = 816,595,954,789.25
  5. Step 5: Solve for x
    x = 816,595,954,789.25/1,011,509.04
  6. Step 6: Final answer
    x = 807,304.65

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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.