Home / 1,114,776.74-1,670,571.03-890,818.22

Finding the Fourth Proportional to 1,114,776.74, 1,670,571.03 and 890,818.22

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Solution

The fourth proportional to 1,114,776.74, 1,670,571.03 and 890,818.22 is: 1,334,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,776.74 : 1,670,571.03 = 890,818.22 : x
  2. Step 2: Convert to fraction form
    1,114,776.74/1,670,571.03 = 890,818.22/x
  3. Step 3: Cross multiply
    1,114,776.74x = 1,670,571.03 × 890,818.22
  4. Step 4: Simplify right side
    1,114,776.74x = 1,488,175,111,328.17
  5. Step 5: Solve for x
    x = 1,488,175,111,328.17/1,114,776.74
  6. Step 6: Final answer
    x = 1,334,953.50

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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.