Home / 1,636,687.60-2,455,468.80-1,460,415.40

Finding the Fourth Proportional to 1,636,687.60, 2,455,468.80 and 1,460,415.40

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Solution

The fourth proportional to 1,636,687.60, 2,455,468.80 and 1,460,415.40 is: 2,191,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,687.60 : 2,455,468.80 = 1,460,415.40 : x
  2. Step 2: Convert to fraction form
    1,636,687.60/2,455,468.80 = 1,460,415.40/x
  3. Step 3: Cross multiply
    1,636,687.60x = 2,455,468.80 × 1,460,415.40
  4. Step 4: Simplify right side
    1,636,687.60x = 3,586,004,449,739.52
  5. Step 5: Solve for x
    x = 3,586,004,449,739.52/1,636,687.60
  6. Step 6: Final answer
    x = 2,191,013.39

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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.