Home / 1,475,648.40-2,214,509.40-634,803.60

Finding the Fourth Proportional to 1,475,648.40, 2,214,509.40 and 634,803.60

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Solution

The fourth proportional to 1,475,648.40, 2,214,509.40 and 634,803.60 is: 952,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,648.40 : 2,214,509.40 = 634,803.60 : x
  2. Step 2: Convert to fraction form
    1,475,648.40/2,214,509.40 = 634,803.60/x
  3. Step 3: Cross multiply
    1,475,648.40x = 2,214,509.40 × 634,803.60
  4. Step 4: Simplify right side
    1,475,648.40x = 1,405,778,539,353.84
  5. Step 5: Solve for x
    x = 1,405,778,539,353.84/1,475,648.40
  6. Step 6: Final answer
    x = 952,651.42

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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.