Home / 1,470,036.80-2,205,055.20-472,865.60

Finding the Fourth Proportional to 1,470,036.80, 2,205,055.20 and 472,865.60

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Solution

The fourth proportional to 1,470,036.80, 2,205,055.20 and 472,865.60 is: 709,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,036.80 : 2,205,055.20 = 472,865.60 : x
  2. Step 2: Convert to fraction form
    1,470,036.80/2,205,055.20 = 472,865.60/x
  3. Step 3: Cross multiply
    1,470,036.80x = 2,205,055.20 × 472,865.60
  4. Step 4: Simplify right side
    1,470,036.80x = 1,042,694,750,181.12
  5. Step 5: Solve for x
    x = 1,042,694,750,181.12/1,470,036.80
  6. Step 6: Final answer
    x = 709,298.40

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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.