Home / 1,047,202.56-1,570,337.28-381,888

Finding the Fourth Proportional to 1,047,202.56, 1,570,337.28 and 381,888

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Solution

The fourth proportional to 1,047,202.56, 1,570,337.28 and 381,888 is: 572,661.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,202.56 : 1,570,337.28 = 381,888 : x
  2. Step 2: Convert to fraction form
    1,047,202.56/1,570,337.28 = 381,888/x
  3. Step 3: Cross multiply
    1,047,202.56x = 1,570,337.28 × 381,888
  4. Step 4: Simplify right side
    1,047,202.56x = 599,692,963,184.64
  5. Step 5: Solve for x
    x = 599,692,963,184.64/1,047,202.56
  6. Step 6: Final answer
    x = 572,661.86

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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.