Home / 1,910,934.02-2,637,009.87-1,039,772.30

Finding the Fourth Proportional to 1,910,934.02, 2,637,009.87 and 1,039,772.30

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Solution

The fourth proportional to 1,910,934.02, 2,637,009.87 and 1,039,772.30 is: 1,434,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,934.02 : 2,637,009.87 = 1,039,772.30 : x
  2. Step 2: Convert to fraction form
    1,910,934.02/2,637,009.87 = 1,039,772.30/x
  3. Step 3: Cross multiply
    1,910,934.02x = 2,637,009.87 × 1,039,772.30
  4. Step 4: Simplify right side
    1,910,934.02x = 2,741,889,817,652.60
  5. Step 5: Solve for x
    x = 2,741,889,817,652.60/1,910,934.02
  6. Step 6: Final answer
    x = 1,434,842.75

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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.