Home / 4,724,659.40-7,086,989.10-1,885,209.80

Finding the Fourth Proportional to 4,724,659.40, 7,086,989.10 and 1,885,209.80

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Solution

The fourth proportional to 4,724,659.40, 7,086,989.10 and 1,885,209.80 is: 2,827,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,659.40 : 7,086,989.10 = 1,885,209.80 : x
  2. Step 2: Convert to fraction form
    4,724,659.40/7,086,989.10 = 1,885,209.80/x
  3. Step 3: Cross multiply
    4,724,659.40x = 7,086,989.10 × 1,885,209.80
  4. Step 4: Simplify right side
    4,724,659.40x = 13,360,461,303,813.18
  5. Step 5: Solve for x
    x = 13,360,461,303,813.18/4,724,659.40
  6. Step 6: Final answer
    x = 2,827,814.70

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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.