Home / 1,470,784.66-2,029,461.74-826,081.36

Finding the Fourth Proportional to 1,470,784.66, 2,029,461.74 and 826,081.36

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Solution

The fourth proportional to 1,470,784.66, 2,029,461.74 and 826,081.36 is: 1,139,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,784.66 : 2,029,461.74 = 826,081.36 : x
  2. Step 2: Convert to fraction form
    1,470,784.66/2,029,461.74 = 826,081.36/x
  3. Step 3: Cross multiply
    1,470,784.66x = 2,029,461.74 × 826,081.36
  4. Step 4: Simplify right side
    1,470,784.66x = 1,676,500,514,247.17
  5. Step 5: Solve for x
    x = 1,676,500,514,247.17/1,470,784.66
  6. Step 6: Final answer
    x = 1,139,868.10

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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.