Home / 1,514,543.19-2,090,075.57-826,229.76

Finding the Fourth Proportional to 1,514,543.19, 2,090,075.57 and 826,229.76

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Solution

The fourth proportional to 1,514,543.19, 2,090,075.57 and 826,229.76 is: 1,140,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,543.19 : 2,090,075.57 = 826,229.76 : x
  2. Step 2: Convert to fraction form
    1,514,543.19/2,090,075.57 = 826,229.76/x
  3. Step 3: Cross multiply
    1,514,543.19x = 2,090,075.57 × 826,229.76
  4. Step 4: Simplify right side
    1,514,543.19x = 1,726,882,636,582.96
  5. Step 5: Solve for x
    x = 1,726,882,636,582.96/1,514,543.19
  6. Step 6: Final answer
    x = 1,140,200.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.