Home / 1,386,960.20-2,075,832.30-1,006,800.20

Finding the Fourth Proportional to 1,386,960.20, 2,075,832.30 and 1,006,800.20

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Solution

The fourth proportional to 1,386,960.20, 2,075,832.30 and 1,006,800.20 is: 1,506,855.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,960.20 : 2,075,832.30 = 1,006,800.20 : x
  2. Step 2: Convert to fraction form
    1,386,960.20/2,075,832.30 = 1,006,800.20/x
  3. Step 3: Cross multiply
    1,386,960.20x = 2,075,832.30 × 1,006,800.20
  4. Step 4: Simplify right side
    1,386,960.20x = 2,089,948,374,806.46
  5. Step 5: Solve for x
    x = 2,089,948,374,806.46/1,386,960.20
  6. Step 6: Final answer
    x = 1,506,855.33

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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.