Home / 1,314,868.46-1,973,515.05-666,899.44

Finding the Fourth Proportional to 1,314,868.46, 1,973,515.05 and 666,899.44

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Solution

The fourth proportional to 1,314,868.46, 1,973,515.05 and 666,899.44 is: 1,000,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,868.46 : 1,973,515.05 = 666,899.44 : x
  2. Step 2: Convert to fraction form
    1,314,868.46/1,973,515.05 = 666,899.44/x
  3. Step 3: Cross multiply
    1,314,868.46x = 1,973,515.05 × 666,899.44
  4. Step 4: Simplify right side
    1,314,868.46x = 1,316,136,076,742.78
  5. Step 5: Solve for x
    x = 1,316,136,076,742.78/1,314,868.46
  6. Step 6: Final answer
    x = 1,000,964.07

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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.