Home / 2,678,763.60-4,018,145.40-1,545,022.80

Finding the Fourth Proportional to 2,678,763.60, 4,018,145.40 and 1,545,022.80

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Solution

The fourth proportional to 2,678,763.60, 4,018,145.40 and 1,545,022.80 is: 2,317,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,763.60 : 4,018,145.40 = 1,545,022.80 : x
  2. Step 2: Convert to fraction form
    2,678,763.60/4,018,145.40 = 1,545,022.80/x
  3. Step 3: Cross multiply
    2,678,763.60x = 4,018,145.40 × 1,545,022.80
  4. Step 4: Simplify right side
    2,678,763.60x = 6,208,126,256,715.12
  5. Step 5: Solve for x
    x = 6,208,126,256,715.12/2,678,763.60
  6. Step 6: Final answer
    x = 2,317,534.20

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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.