Home / 1,887,025.29-2,604,068.99-1,071,221.85

Finding the Fourth Proportional to 1,887,025.29, 2,604,068.99 and 1,071,221.85

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Solution

The fourth proportional to 1,887,025.29, 2,604,068.99 and 1,071,221.85 is: 1,478,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,025.29 : 2,604,068.99 = 1,071,221.85 : x
  2. Step 2: Convert to fraction form
    1,887,025.29/2,604,068.99 = 1,071,221.85/x
  3. Step 3: Cross multiply
    1,887,025.29x = 2,604,068.99 × 1,071,221.85
  4. Step 4: Simplify right side
    1,887,025.29x = 2,789,535,595,639.32
  5. Step 5: Solve for x
    x = 2,789,535,595,639.32/1,887,025.29
  6. Step 6: Final answer
    x = 1,478,271.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.