Home / 1,418,666.40-2,127,999.60-1,302,544.80

Finding the Fourth Proportional to 1,418,666.40, 2,127,999.60 and 1,302,544.80

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Solution

The fourth proportional to 1,418,666.40, 2,127,999.60 and 1,302,544.80 is: 1,953,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,666.40 : 2,127,999.60 = 1,302,544.80 : x
  2. Step 2: Convert to fraction form
    1,418,666.40/2,127,999.60 = 1,302,544.80/x
  3. Step 3: Cross multiply
    1,418,666.40x = 2,127,999.60 × 1,302,544.80
  4. Step 4: Simplify right side
    1,418,666.40x = 2,771,814,813,382.08
  5. Step 5: Solve for x
    x = 2,771,814,813,382.08/1,418,666.40
  6. Step 6: Final answer
    x = 1,953,817.20

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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.