Home / 1,473,918.40-2,205,628.80-1,022,521.60

Finding the Fourth Proportional to 1,473,918.40, 2,205,628.80 and 1,022,521.60

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Solution

The fourth proportional to 1,473,918.40, 2,205,628.80 and 1,022,521.60 is: 1,530,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,918.40 : 2,205,628.80 = 1,022,521.60 : x
  2. Step 2: Convert to fraction form
    1,473,918.40/2,205,628.80 = 1,022,521.60/x
  3. Step 3: Cross multiply
    1,473,918.40x = 2,205,628.80 × 1,022,521.60
  4. Step 4: Simplify right side
    1,473,918.40x = 2,255,303,089,582.08
  5. Step 5: Solve for x
    x = 2,255,303,089,582.08/1,473,918.40
  6. Step 6: Final answer
    x = 1,530,141.08

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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.