Home / 4,811,090.40-7,216,809.84-1,616,320.80

Finding the Fourth Proportional to 4,811,090.40, 7,216,809.84 and 1,616,320.80

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Solution

The fourth proportional to 4,811,090.40, 7,216,809.84 and 1,616,320.80 is: 2,424,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811,090.40 : 7,216,809.84 = 1,616,320.80 : x
  2. Step 2: Convert to fraction form
    4,811,090.40/7,216,809.84 = 1,616,320.80/x
  3. Step 3: Cross multiply
    4,811,090.40x = 7,216,809.84 × 1,616,320.80
  4. Step 4: Simplify right side
    4,811,090.40x = 11,664,679,854,036.67
  5. Step 5: Solve for x
    x = 11,664,679,854,036.67/4,811,090.40
  6. Step 6: Final answer
    x = 2,424,539.74

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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.