Home / 2,528,605.76-3,489,189.36-1,496,145.20

Finding the Fourth Proportional to 2,528,605.76, 3,489,189.36 and 1,496,145.20

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Solution

The fourth proportional to 2,528,605.76, 3,489,189.36 and 1,496,145.20 is: 2,064,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,605.76 : 3,489,189.36 = 1,496,145.20 : x
  2. Step 2: Convert to fraction form
    2,528,605.76/3,489,189.36 = 1,496,145.20/x
  3. Step 3: Cross multiply
    2,528,605.76x = 3,489,189.36 × 1,496,145.20
  4. Step 4: Simplify right side
    2,528,605.76x = 5,220,333,912,855.07
  5. Step 5: Solve for x
    x = 5,220,333,912,855.07/2,528,605.76
  6. Step 6: Final answer
    x = 2,064,510.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.