Home / 2,094,428.40-2,889,398.52-1,319,588.88

Finding the Fourth Proportional to 2,094,428.40, 2,889,398.52 and 1,319,588.88

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Solution

The fourth proportional to 2,094,428.40, 2,889,398.52 and 1,319,588.88 is: 1,820,457.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,428.40 : 2,889,398.52 = 1,319,588.88 : x
  2. Step 2: Convert to fraction form
    2,094,428.40/2,889,398.52 = 1,319,588.88/x
  3. Step 3: Cross multiply
    2,094,428.40x = 2,889,398.52 × 1,319,588.88
  4. Step 4: Simplify right side
    2,094,428.40x = 3,812,818,156,880.46
  5. Step 5: Solve for x
    x = 3,812,818,156,880.46/2,094,428.40
  6. Step 6: Final answer
    x = 1,820,457.63

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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.