Home / 2,021,419.40-3,025,130.70-1,853,457.80

Finding the Fourth Proportional to 2,021,419.40, 3,025,130.70 and 1,853,457.80

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Solution

The fourth proportional to 2,021,419.40, 3,025,130.70 and 1,853,457.80 is: 2,773,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,419.40 : 3,025,130.70 = 1,853,457.80 : x
  2. Step 2: Convert to fraction form
    2,021,419.40/3,025,130.70 = 1,853,457.80/x
  3. Step 3: Cross multiply
    2,021,419.40x = 3,025,130.70 × 1,853,457.80
  4. Step 4: Simplify right side
    2,021,419.40x = 5,606,952,091,934.46
  5. Step 5: Solve for x
    x = 5,606,952,091,934.46/2,021,419.40
  6. Step 6: Final answer
    x = 2,773,769.80

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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.