Home / 1,047,208.56-1,570,346.28-381,894

Finding the Fourth Proportional to 1,047,208.56, 1,570,346.28 and 381,894

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Solution

The fourth proportional to 1,047,208.56, 1,570,346.28 and 381,894 is: 572,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,208.56 : 1,570,346.28 = 381,894 : x
  2. Step 2: Convert to fraction form
    1,047,208.56/1,570,346.28 = 381,894/x
  3. Step 3: Cross multiply
    1,047,208.56x = 1,570,346.28 × 381,894
  4. Step 4: Simplify right side
    1,047,208.56x = 599,705,822,254.32
  5. Step 5: Solve for x
    x = 599,705,822,254.32/1,047,208.56
  6. Step 6: Final answer
    x = 572,670.86

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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.