Home / 1,693,270.84-2,539,807.36-1,238,322.89

Finding the Fourth Proportional to 1,693,270.84, 2,539,807.36 and 1,238,322.89

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Solution

The fourth proportional to 1,693,270.84, 2,539,807.36 and 1,238,322.89 is: 1,857,412.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,270.84 : 2,539,807.36 = 1,238,322.89 : x
  2. Step 2: Convert to fraction form
    1,693,270.84/2,539,807.36 = 1,238,322.89/x
  3. Step 3: Cross multiply
    1,693,270.84x = 2,539,807.36 × 1,238,322.89
  4. Step 4: Simplify right side
    1,693,270.84x = 3,145,101,590,078.47
  5. Step 5: Solve for x
    x = 3,145,101,590,078.47/1,693,270.84
  6. Step 6: Final answer
    x = 1,857,412.01

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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.