Home / 1,208,723.60-1,814,482.20-648,851.60

Finding the Fourth Proportional to 1,208,723.60, 1,814,482.20 and 648,851.60

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Solution

The fourth proportional to 1,208,723.60, 1,814,482.20 and 648,851.60 is: 974,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,723.60 : 1,814,482.20 = 648,851.60 : x
  2. Step 2: Convert to fraction form
    1,208,723.60/1,814,482.20 = 648,851.60/x
  3. Step 3: Cross multiply
    1,208,723.60x = 1,814,482.20 × 648,851.60
  4. Step 4: Simplify right side
    1,208,723.60x = 1,177,329,678,641.52
  5. Step 5: Solve for x
    x = 1,177,329,678,641.52/1,208,723.60
  6. Step 6: Final answer
    x = 974,027.21

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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.