Home / 1,872,305.10-2,808,457.65-1,234,575.90

Finding the Fourth Proportional to 1,872,305.10, 2,808,457.65 and 1,234,575.90

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Solution

The fourth proportional to 1,872,305.10, 2,808,457.65 and 1,234,575.90 is: 1,851,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,305.10 : 2,808,457.65 = 1,234,575.90 : x
  2. Step 2: Convert to fraction form
    1,872,305.10/2,808,457.65 = 1,234,575.90/x
  3. Step 3: Cross multiply
    1,872,305.10x = 2,808,457.65 × 1,234,575.90
  4. Step 4: Simplify right side
    1,872,305.10x = 3,467,254,130,860.64
  5. Step 5: Solve for x
    x = 3,467,254,130,860.64/1,872,305.10
  6. Step 6: Final answer
    x = 1,851,863.85

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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.