Home / 1,178,055.40-1,768,004.70-547,047.40

Finding the Fourth Proportional to 1,178,055.40, 1,768,004.70 and 547,047.40

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Solution

The fourth proportional to 1,178,055.40, 1,768,004.70 and 547,047.40 is: 820,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,055.40 : 1,768,004.70 = 547,047.40 : x
  2. Step 2: Convert to fraction form
    1,178,055.40/1,768,004.70 = 547,047.40/x
  3. Step 3: Cross multiply
    1,178,055.40x = 1,768,004.70 × 547,047.40
  4. Step 4: Simplify right side
    1,178,055.40x = 967,182,374,322.78
  5. Step 5: Solve for x
    x = 967,182,374,322.78/1,178,055.40
  6. Step 6: Final answer
    x = 820,999.06

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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.