Home / 1,460,820.47-2,191,340.84-436,069.78

Finding the Fourth Proportional to 1,460,820.47, 2,191,340.84 and 436,069.78

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Solution

The fourth proportional to 1,460,820.47, 2,191,340.84 and 436,069.78 is: 654,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,820.47 : 2,191,340.84 = 436,069.78 : x
  2. Step 2: Convert to fraction form
    1,460,820.47/2,191,340.84 = 436,069.78/x
  3. Step 3: Cross multiply
    1,460,820.47x = 2,191,340.84 × 436,069.78
  4. Step 4: Simplify right side
    1,460,820.47x = 955,577,510,345.11
  5. Step 5: Solve for x
    x = 955,577,510,345.11/1,460,820.47
  6. Step 6: Final answer
    x = 654,137.54

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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.