Home / 1,314,588.30-1,973,437.65-746,421.90

Finding the Fourth Proportional to 1,314,588.30, 1,973,437.65 and 746,421.90

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Solution

The fourth proportional to 1,314,588.30, 1,973,437.65 and 746,421.90 is: 1,120,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,588.30 : 1,973,437.65 = 746,421.90 : x
  2. Step 2: Convert to fraction form
    1,314,588.30/1,973,437.65 = 746,421.90/x
  3. Step 3: Cross multiply
    1,314,588.30x = 1,973,437.65 × 746,421.90
  4. Step 4: Simplify right side
    1,314,588.30x = 1,473,017,080,244.54
  5. Step 5: Solve for x
    x = 1,473,017,080,244.54/1,314,588.30
  6. Step 6: Final answer
    x = 1,120,515.89

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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.