Home / 1,556,296.20-2,334,881.70-757,603.80

Finding the Fourth Proportional to 1,556,296.20, 2,334,881.70 and 757,603.80

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Solution

The fourth proportional to 1,556,296.20, 2,334,881.70 and 757,603.80 is: 1,136,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,296.20 : 2,334,881.70 = 757,603.80 : x
  2. Step 2: Convert to fraction form
    1,556,296.20/2,334,881.70 = 757,603.80/x
  3. Step 3: Cross multiply
    1,556,296.20x = 2,334,881.70 × 757,603.80
  4. Step 4: Simplify right side
    1,556,296.20x = 1,768,915,248,470.46
  5. Step 5: Solve for x
    x = 1,768,915,248,470.46/1,556,296.20
  6. Step 6: Final answer
    x = 1,136,618.63

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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.