Home / 1,855,492.60-2,783,238.90-1,435,070.20

Finding the Fourth Proportional to 1,855,492.60, 2,783,238.90 and 1,435,070.20

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Solution

The fourth proportional to 1,855,492.60, 2,783,238.90 and 1,435,070.20 is: 2,152,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,492.60 : 2,783,238.90 = 1,435,070.20 : x
  2. Step 2: Convert to fraction form
    1,855,492.60/2,783,238.90 = 1,435,070.20/x
  3. Step 3: Cross multiply
    1,855,492.60x = 2,783,238.90 × 1,435,070.20
  4. Step 4: Simplify right side
    1,855,492.60x = 3,994,143,204,870.78
  5. Step 5: Solve for x
    x = 3,994,143,204,870.78/1,855,492.60
  6. Step 6: Final answer
    x = 2,152,605.30

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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.