Home / 8,590,985.20-12,886,186.20-2,201,300.20

Finding the Fourth Proportional to 8,590,985.20, 12,886,186.20 and 2,201,300.20

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Solution

The fourth proportional to 8,590,985.20, 12,886,186.20 and 2,201,300.20 is: 3,301,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,985.20 : 12,886,186.20 = 2,201,300.20 : x
  2. Step 2: Convert to fraction form
    8,590,985.20/12,886,186.20 = 2,201,300.20/x
  3. Step 3: Cross multiply
    8,590,985.20x = 12,886,186.20 × 2,201,300.20
  4. Step 4: Simplify right side
    8,590,985.20x = 28,366,364,259,297.24
  5. Step 5: Solve for x
    x = 28,366,364,259,297.24/8,590,985.20
  6. Step 6: Final answer
    x = 3,301,875.58

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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.