Home / 1,056,855.16-1,449,492.68-1,013,453.76

Finding the Fourth Proportional to 1,056,855.16, 1,449,492.68 and 1,013,453.76

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Solution

The fourth proportional to 1,056,855.16, 1,449,492.68 and 1,013,453.76 is: 1,389,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,855.16 : 1,449,492.68 = 1,013,453.76 : x
  2. Step 2: Convert to fraction form
    1,056,855.16/1,449,492.68 = 1,013,453.76/x
  3. Step 3: Cross multiply
    1,056,855.16x = 1,449,492.68 × 1,013,453.76
  4. Step 4: Simplify right side
    1,056,855.16x = 1,468,993,806,638.48
  5. Step 5: Solve for x
    x = 1,468,993,806,638.48/1,056,855.16
  6. Step 6: Final answer
    x = 1,389,967.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.