Home / 1,470,860.80-2,206,291.20-1,097,612.80

Finding the Fourth Proportional to 1,470,860.80, 2,206,291.20 and 1,097,612.80

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Solution

The fourth proportional to 1,470,860.80, 2,206,291.20 and 1,097,612.80 is: 1,646,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,860.80 : 2,206,291.20 = 1,097,612.80 : x
  2. Step 2: Convert to fraction form
    1,470,860.80/2,206,291.20 = 1,097,612.80/x
  3. Step 3: Cross multiply
    1,470,860.80x = 2,206,291.20 × 1,097,612.80
  4. Step 4: Simplify right side
    1,470,860.80x = 2,421,653,461,647.36
  5. Step 5: Solve for x
    x = 2,421,653,461,647.36/1,470,860.80
  6. Step 6: Final answer
    x = 1,646,419.20

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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.