Home / 1,450,234.34-2,001,507.91-877,278.61

Finding the Fourth Proportional to 1,450,234.34, 2,001,507.91 and 877,278.61

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Solution

The fourth proportional to 1,450,234.34, 2,001,507.91 and 877,278.61 is: 1,210,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,234.34 : 2,001,507.91 = 877,278.61 : x
  2. Step 2: Convert to fraction form
    1,450,234.34/2,001,507.91 = 877,278.61/x
  3. Step 3: Cross multiply
    1,450,234.34x = 2,001,507.91 × 877,278.61
  4. Step 4: Simplify right side
    1,450,234.34x = 1,755,880,077,188.81
  5. Step 5: Solve for x
    x = 1,755,880,077,188.81/1,450,234.34
  6. Step 6: Final answer
    x = 1,210,756.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.