Home / 1,610,041.60-2,417,172.80-1,079,934.40

Finding the Fourth Proportional to 1,610,041.60, 2,417,172.80 and 1,079,934.40

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Solution

The fourth proportional to 1,610,041.60, 2,417,172.80 and 1,079,934.40 is: 1,621,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,041.60 : 2,417,172.80 = 1,079,934.40 : x
  2. Step 2: Convert to fraction form
    1,610,041.60/2,417,172.80 = 1,079,934.40/x
  3. Step 3: Cross multiply
    1,610,041.60x = 2,417,172.80 × 1,079,934.40
  4. Step 4: Simplify right side
    1,610,041.60x = 2,610,388,057,464.32
  5. Step 5: Solve for x
    x = 2,610,388,057,464.32/1,610,041.60
  6. Step 6: Final answer
    x = 1,621,317.15

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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.