Home / 1,366,006.40-2,048,990.40-618,051.20

Finding the Fourth Proportional to 1,366,006.40, 2,048,990.40 and 618,051.20

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Solution

The fourth proportional to 1,366,006.40, 2,048,990.40 and 618,051.20 is: 927,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,006.40 : 2,048,990.40 = 618,051.20 : x
  2. Step 2: Convert to fraction form
    1,366,006.40/2,048,990.40 = 618,051.20/x
  3. Step 3: Cross multiply
    1,366,006.40x = 2,048,990.40 × 618,051.20
  4. Step 4: Simplify right side
    1,366,006.40x = 1,266,380,975,508.48
  5. Step 5: Solve for x
    x = 1,266,380,975,508.48/1,366,006.40
  6. Step 6: Final answer
    x = 927,068.11

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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.