Home / 1,910,995.74-2,637,186.66-1,051,533.90

Finding the Fourth Proportional to 1,910,995.74, 2,637,186.66 and 1,051,533.90

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Solution

The fourth proportional to 1,910,995.74, 2,637,186.66 and 1,051,533.90 is: 1,451,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,995.74 : 2,637,186.66 = 1,051,533.90 : x
  2. Step 2: Convert to fraction form
    1,910,995.74/2,637,186.66 = 1,051,533.90/x
  3. Step 3: Cross multiply
    1,910,995.74x = 2,637,186.66 × 1,051,533.90
  4. Step 4: Simplify right side
    1,910,995.74x = 2,773,091,173,617.77
  5. Step 5: Solve for x
    x = 2,773,091,173,617.77/1,910,995.74
  6. Step 6: Final answer
    x = 1,451,123.68

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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.