Home / 1,775,012.60-2,660,769.30-875,718.20

Finding the Fourth Proportional to 1,775,012.60, 2,660,769.30 and 875,718.20

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Solution

The fourth proportional to 1,775,012.60, 2,660,769.30 and 875,718.20 is: 1,312,714.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,012.60 : 2,660,769.30 = 875,718.20 : x
  2. Step 2: Convert to fraction form
    1,775,012.60/2,660,769.30 = 875,718.20/x
  3. Step 3: Cross multiply
    1,775,012.60x = 2,660,769.30 × 875,718.20
  4. Step 4: Simplify right side
    1,775,012.60x = 2,330,084,102,011.26
  5. Step 5: Solve for x
    x = 2,330,084,102,011.26/1,775,012.60
  6. Step 6: Final answer
    x = 1,312,714.12

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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.