Home / 1,178,087.40-1,768,052.70-547,079.40

Finding the Fourth Proportional to 1,178,087.40, 1,768,052.70 and 547,079.40

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Solution

The fourth proportional to 1,178,087.40, 1,768,052.70 and 547,079.40 is: 821,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,087.40 : 1,768,052.70 = 547,079.40 : x
  2. Step 2: Convert to fraction form
    1,178,087.40/1,768,052.70 = 547,079.40/x
  3. Step 3: Cross multiply
    1,178,087.40x = 1,768,052.70 × 547,079.40
  4. Step 4: Simplify right side
    1,178,087.40x = 967,265,210,284.38
  5. Step 5: Solve for x
    x = 967,265,210,284.38/1,178,087.40
  6. Step 6: Final answer
    x = 821,047.07

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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.