Home / 1,851,701.64-2,777,533.02-1,405,165.65

Finding the Fourth Proportional to 1,851,701.64, 2,777,533.02 and 1,405,165.65

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Solution

The fourth proportional to 1,851,701.64, 2,777,533.02 and 1,405,165.65 is: 2,107,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,701.64 : 2,777,533.02 = 1,405,165.65 : x
  2. Step 2: Convert to fraction form
    1,851,701.64/2,777,533.02 = 1,405,165.65/x
  3. Step 3: Cross multiply
    1,851,701.64x = 2,777,533.02 × 1,405,165.65
  4. Step 4: Simplify right side
    1,851,701.64x = 3,902,893,991,444.76
  5. Step 5: Solve for x
    x = 3,902,893,991,444.76/1,851,701.64
  6. Step 6: Final answer
    x = 2,107,733.72

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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.