Home / 1,070,870.11-1,606,310.64-360,904.30

Finding the Fourth Proportional to 1,070,870.11, 1,606,310.64 and 360,904.30

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Solution

The fourth proportional to 1,070,870.11, 1,606,310.64 and 360,904.30 is: 541,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,870.11 : 1,606,310.64 = 360,904.30 : x
  2. Step 2: Convert to fraction form
    1,070,870.11/1,606,310.64 = 360,904.30/x
  3. Step 3: Cross multiply
    1,070,870.11x = 1,606,310.64 × 360,904.30
  4. Step 4: Simplify right side
    1,070,870.11x = 579,724,417,111.75
  5. Step 5: Solve for x
    x = 579,724,417,111.75/1,070,870.11
  6. Step 6: Final answer
    x = 541,358.30

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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.