Home / 1,887,353.40-2,604,575.34-1,071,530.04

Finding the Fourth Proportional to 1,887,353.40, 2,604,575.34 and 1,071,530.04

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Solution

The fourth proportional to 1,887,353.40, 2,604,575.34 and 1,071,530.04 is: 1,478,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,353.40 : 2,604,575.34 = 1,071,530.04 : x
  2. Step 2: Convert to fraction form
    1,887,353.40/2,604,575.34 = 1,071,530.04/x
  3. Step 3: Cross multiply
    1,887,353.40x = 2,604,575.34 × 1,071,530.04
  4. Step 4: Simplify right side
    1,887,353.40x = 2,790,880,718,253.21
  5. Step 5: Solve for x
    x = 2,790,880,718,253.21/1,887,353.40
  6. Step 6: Final answer
    x = 1,478,727.15

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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.