Home / 1,362,100.02-2,039,913.18-686,054.58

Finding the Fourth Proportional to 1,362,100.02, 2,039,913.18 and 686,054.58

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Solution

The fourth proportional to 1,362,100.02, 2,039,913.18 and 686,054.58 is: 1,027,451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,100.02 : 2,039,913.18 = 686,054.58 : x
  2. Step 2: Convert to fraction form
    1,362,100.02/2,039,913.18 = 686,054.58/x
  3. Step 3: Cross multiply
    1,362,100.02x = 2,039,913.18 × 686,054.58
  4. Step 4: Simplify right side
    1,362,100.02x = 1,399,491,779,941.36
  5. Step 5: Solve for x
    x = 1,399,491,779,941.36/1,362,100.02
  6. Step 6: Final answer
    x = 1,027,451.55

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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.