Home / 1,020,528.92-1,530,793.50-724,582.76

Finding the Fourth Proportional to 1,020,528.92, 1,530,793.50 and 724,582.76

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Solution

The fourth proportional to 1,020,528.92, 1,530,793.50 and 724,582.76 is: 1,086,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,528.92 : 1,530,793.50 = 724,582.76 : x
  2. Step 2: Convert to fraction form
    1,020,528.92/1,530,793.50 = 724,582.76/x
  3. Step 3: Cross multiply
    1,020,528.92x = 1,530,793.50 × 724,582.76
  4. Step 4: Simplify right side
    1,020,528.92x = 1,109,186,579,220.06
  5. Step 5: Solve for x
    x = 1,109,186,579,220.06/1,020,528.92
  6. Step 6: Final answer
    x = 1,086,874.23

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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.