Home / 1,362,803.70-2,041,909.20-1,077,400.20

Finding the Fourth Proportional to 1,362,803.70, 2,041,909.20 and 1,077,400.20

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Solution

The fourth proportional to 1,362,803.70, 2,041,909.20 and 1,077,400.20 is: 1,614,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,803.70 : 2,041,909.20 = 1,077,400.20 : x
  2. Step 2: Convert to fraction form
    1,362,803.70/2,041,909.20 = 1,077,400.20/x
  3. Step 3: Cross multiply
    1,362,803.70x = 2,041,909.20 × 1,077,400.20
  4. Step 4: Simplify right side
    1,362,803.70x = 2,199,953,380,461.84
  5. Step 5: Solve for x
    x = 2,199,953,380,461.84/1,362,803.70
  6. Step 6: Final answer
    x = 1,614,284.86

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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.