Home / 1,447,226.20-2,170,224.90-699,501.40

Finding the Fourth Proportional to 1,447,226.20, 2,170,224.90 and 699,501.40

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Solution

The fourth proportional to 1,447,226.20, 2,170,224.90 and 699,501.40 is: 1,048,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,226.20 : 2,170,224.90 = 699,501.40 : x
  2. Step 2: Convert to fraction form
    1,447,226.20/2,170,224.90 = 699,501.40/x
  3. Step 3: Cross multiply
    1,447,226.20x = 2,170,224.90 × 699,501.40
  4. Step 4: Simplify right side
    1,447,226.20x = 1,518,075,355,864.86
  5. Step 5: Solve for x
    x = 1,518,075,355,864.86/1,447,226.20
  6. Step 6: Final answer
    x = 1,048,955.14

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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.