Home / 1,061,347.68-1,592,017.92-430,260

Finding the Fourth Proportional to 1,061,347.68, 1,592,017.92 and 430,260

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Solution

The fourth proportional to 1,061,347.68, 1,592,017.92 and 430,260 is: 645,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,347.68 : 1,592,017.92 = 430,260 : x
  2. Step 2: Convert to fraction form
    1,061,347.68/1,592,017.92 = 430,260/x
  3. Step 3: Cross multiply
    1,061,347.68x = 1,592,017.92 × 430,260
  4. Step 4: Simplify right side
    1,061,347.68x = 684,981,630,259.20
  5. Step 5: Solve for x
    x = 684,981,630,259.20/1,061,347.68
  6. Step 6: Final answer
    x = 645,388.54

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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.