Home / 1,617,235.20-2,421,187.20-1,570,579.20

Finding the Fourth Proportional to 1,617,235.20, 2,421,187.20 and 1,570,579.20

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Solution

The fourth proportional to 1,617,235.20, 2,421,187.20 and 1,570,579.20 is: 2,351,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,235.20 : 2,421,187.20 = 1,570,579.20 : x
  2. Step 2: Convert to fraction form
    1,617,235.20/2,421,187.20 = 1,570,579.20/x
  3. Step 3: Cross multiply
    1,617,235.20x = 2,421,187.20 × 1,570,579.20
  4. Step 4: Simplify right side
    1,617,235.20x = 3,802,666,255,626.24
  5. Step 5: Solve for x
    x = 3,802,666,255,626.24/1,617,235.20
  6. Step 6: Final answer
    x = 2,351,337.80

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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.