Home / 2,107,242.95-2,907,994.91-1,140,373.22

Finding the Fourth Proportional to 2,107,242.95, 2,907,994.91 and 1,140,373.22

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Solution

The fourth proportional to 2,107,242.95, 2,907,994.91 and 1,140,373.22 is: 1,573,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,242.95 : 2,907,994.91 = 1,140,373.22 : x
  2. Step 2: Convert to fraction form
    2,107,242.95/2,907,994.91 = 1,140,373.22/x
  3. Step 3: Cross multiply
    2,107,242.95x = 2,907,994.91 × 1,140,373.22
  4. Step 4: Simplify right side
    2,107,242.95x = 3,316,199,499,018.47
  5. Step 5: Solve for x
    x = 3,316,199,499,018.47/2,107,242.95
  6. Step 6: Final answer
    x = 1,573,714.84

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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.