Home / 2,074,312.32-3,111,206.04-813,025.68

Finding the Fourth Proportional to 2,074,312.32, 3,111,206.04 and 813,025.68

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Solution

The fourth proportional to 2,074,312.32, 3,111,206.04 and 813,025.68 is: 1,219,435.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,312.32 : 3,111,206.04 = 813,025.68 : x
  2. Step 2: Convert to fraction form
    2,074,312.32/3,111,206.04 = 813,025.68/x
  3. Step 3: Cross multiply
    2,074,312.32x = 3,111,206.04 × 813,025.68
  4. Step 4: Simplify right side
    2,074,312.32x = 2,529,490,406,291.11
  5. Step 5: Solve for x
    x = 2,529,490,406,291.11/2,074,312.32
  6. Step 6: Final answer
    x = 1,219,435.66

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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.