Home / 1,089,358.80-1,635,593.40-616,966.80

Finding the Fourth Proportional to 1,089,358.80, 1,635,593.40 and 616,966.80

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Solution

The fourth proportional to 1,089,358.80, 1,635,593.40 and 616,966.80 is: 926,331.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,358.80 : 1,635,593.40 = 616,966.80 : x
  2. Step 2: Convert to fraction form
    1,089,358.80/1,635,593.40 = 616,966.80/x
  3. Step 3: Cross multiply
    1,089,358.80x = 1,635,593.40 × 616,966.80
  4. Step 4: Simplify right side
    1,089,358.80x = 1,009,106,826,099.12
  5. Step 5: Solve for x
    x = 1,009,106,826,099.12/1,089,358.80
  6. Step 6: Final answer
    x = 926,331.00

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1.5x scale

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.