Home / 1,300,442.40-1,950,404.40-626,522.40

Finding the Fourth Proportional to 1,300,442.40, 1,950,404.40 and 626,522.40

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Solution

The fourth proportional to 1,300,442.40, 1,950,404.40 and 626,522.40 is: 939,658.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,442.40 : 1,950,404.40 = 626,522.40 : x
  2. Step 2: Convert to fraction form
    1,300,442.40/1,950,404.40 = 626,522.40/x
  3. Step 3: Cross multiply
    1,300,442.40x = 1,950,404.40 × 626,522.40
  4. Step 4: Simplify right side
    1,300,442.40x = 1,221,972,045,658.56
  5. Step 5: Solve for x
    x = 1,221,972,045,658.56/1,300,442.40
  6. Step 6: Final answer
    x = 939,658.72

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1.5x scale

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.