Home / 1,483,055.10-2,225,101.05-642,210.30

Finding the Fourth Proportional to 1,483,055.10, 2,225,101.05 and 642,210.30

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Solution

The fourth proportional to 1,483,055.10, 2,225,101.05 and 642,210.30 is: 963,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,055.10 : 2,225,101.05 = 642,210.30 : x
  2. Step 2: Convert to fraction form
    1,483,055.10/2,225,101.05 = 642,210.30/x
  3. Step 3: Cross multiply
    1,483,055.10x = 2,225,101.05 × 642,210.30
  4. Step 4: Simplify right side
    1,483,055.10x = 1,428,982,812,850.82
  5. Step 5: Solve for x
    x = 1,428,982,812,850.82/1,483,055.10
  6. Step 6: Final answer
    x = 963,539.93

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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.