Home / 1,492,219.50-2,059,263.18-813,156

Finding the Fourth Proportional to 1,492,219.50, 2,059,263.18 and 813,156

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Solution

The fourth proportional to 1,492,219.50, 2,059,263.18 and 813,156 is: 1,122,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,219.50 : 2,059,263.18 = 813,156 : x
  2. Step 2: Convert to fraction form
    1,492,219.50/2,059,263.18 = 813,156/x
  3. Step 3: Cross multiply
    1,492,219.50x = 2,059,263.18 × 813,156
  4. Step 4: Simplify right side
    1,492,219.50x = 1,674,502,210,396.08
  5. Step 5: Solve for x
    x = 1,674,502,210,396.08/1,492,219.50
  6. Step 6: Final answer
    x = 1,122,155.43

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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.