Home / 1,861,875.29-2,793,031.64-663,967.91

Finding the Fourth Proportional to 1,861,875.29, 2,793,031.64 and 663,967.91

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Solution

The fourth proportional to 1,861,875.29, 2,793,031.64 and 663,967.91 is: 996,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,875.29 : 2,793,031.64 = 663,967.91 : x
  2. Step 2: Convert to fraction form
    1,861,875.29/2,793,031.64 = 663,967.91/x
  3. Step 3: Cross multiply
    1,861,875.29x = 2,793,031.64 × 663,967.91
  4. Step 4: Simplify right side
    1,861,875.29x = 1,854,483,380,574.67
  5. Step 5: Solve for x
    x = 1,854,483,380,574.67/1,861,875.29
  6. Step 6: Final answer
    x = 996,029.86

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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.