Home / 1,326,452.60-1,990,099.47-473,505.98

Finding the Fourth Proportional to 1,326,452.60, 1,990,099.47 and 473,505.98

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Solution

The fourth proportional to 1,326,452.60, 1,990,099.47 and 473,505.98 is: 710,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,452.60 : 1,990,099.47 = 473,505.98 : x
  2. Step 2: Convert to fraction form
    1,326,452.60/1,990,099.47 = 473,505.98/x
  3. Step 3: Cross multiply
    1,326,452.60x = 1,990,099.47 × 473,505.98
  4. Step 4: Simplify right side
    1,326,452.60x = 942,323,991,664.98
  5. Step 5: Solve for x
    x = 942,323,991,664.98/1,326,452.60
  6. Step 6: Final answer
    x = 710,409.09

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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.