Home / 1,620,805.28-2,429,518.46-609,230.30

Finding the Fourth Proportional to 1,620,805.28, 2,429,518.46 and 609,230.30

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Solution

The fourth proportional to 1,620,805.28, 2,429,518.46 and 609,230.30 is: 913,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,805.28 : 2,429,518.46 = 609,230.30 : x
  2. Step 2: Convert to fraction form
    1,620,805.28/2,429,518.46 = 609,230.30/x
  3. Step 3: Cross multiply
    1,620,805.28x = 2,429,518.46 × 609,230.30
  4. Step 4: Simplify right side
    1,620,805.28x = 1,480,136,245,047.59
  5. Step 5: Solve for x
    x = 1,480,136,245,047.59/1,620,805.28
  6. Step 6: Final answer
    x = 913,210.41

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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.