Home / 1,135,810.40-1,704,037.50-462,374.80

Finding the Fourth Proportional to 1,135,810.40, 1,704,037.50 and 462,374.80

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Solution

The fourth proportional to 1,135,810.40, 1,704,037.50 and 462,374.80 is: 693,693.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,810.40 : 1,704,037.50 = 462,374.80 : x
  2. Step 2: Convert to fraction form
    1,135,810.40/1,704,037.50 = 462,374.80/x
  3. Step 3: Cross multiply
    1,135,810.40x = 1,704,037.50 × 462,374.80
  4. Step 4: Simplify right side
    1,135,810.40x = 787,903,998,255
  5. Step 5: Solve for x
    x = 787,903,998,255/1,135,810.40
  6. Step 6: Final answer
    x = 693,693.24

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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.