Home / 1,319,031.02-1,977,532.74-670,073.69

Finding the Fourth Proportional to 1,319,031.02, 1,977,532.74 and 670,073.69

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Solution

The fourth proportional to 1,319,031.02, 1,977,532.74 and 670,073.69 is: 1,004,595.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,031.02 : 1,977,532.74 = 670,073.69 : x
  2. Step 2: Convert to fraction form
    1,319,031.02/1,977,532.74 = 670,073.69/x
  3. Step 3: Cross multiply
    1,319,031.02x = 1,977,532.74 × 670,073.69
  4. Step 4: Simplify right side
    1,319,031.02x = 1,325,092,665,131.44
  5. Step 5: Solve for x
    x = 1,325,092,665,131.44/1,319,031.02
  6. Step 6: Final answer
    x = 1,004,595.53

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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.