Home / 1,216,809.08-1,823,926.50-458,322.34

Finding the Fourth Proportional to 1,216,809.08, 1,823,926.50 and 458,322.34

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Solution

The fourth proportional to 1,216,809.08, 1,823,926.50 and 458,322.34 is: 686,998.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,809.08 : 1,823,926.50 = 458,322.34 : x
  2. Step 2: Convert to fraction form
    1,216,809.08/1,823,926.50 = 458,322.34/x
  3. Step 3: Cross multiply
    1,216,809.08x = 1,823,926.50 × 458,322.34
  4. Step 4: Simplify right side
    1,216,809.08x = 835,946,261,468.01
  5. Step 5: Solve for x
    x = 835,946,261,468.01/1,216,809.08
  6. Step 6: Final answer
    x = 686,998.70

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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.