Home / 1,719,654.54-2,579,478.76-457,482.16

Finding the Fourth Proportional to 1,719,654.54, 2,579,478.76 and 457,482.16

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Solution

The fourth proportional to 1,719,654.54, 2,579,478.76 and 457,482.16 is: 686,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,654.54 : 2,579,478.76 = 457,482.16 : x
  2. Step 2: Convert to fraction form
    1,719,654.54/2,579,478.76 = 457,482.16/x
  3. Step 3: Cross multiply
    1,719,654.54x = 2,579,478.76 × 457,482.16
  4. Step 4: Simplify right side
    1,719,654.54x = 1,180,065,514,798.92
  5. Step 5: Solve for x
    x = 1,180,065,514,798.92/1,719,654.54
  6. Step 6: Final answer
    x = 686,222.43

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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.