Home / 1,722,564.52-2,374,675.46-1,211,681.32

Finding the Fourth Proportional to 1,722,564.52, 2,374,675.46 and 1,211,681.32

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Solution

The fourth proportional to 1,722,564.52, 2,374,675.46 and 1,211,681.32 is: 1,670,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,564.52 : 2,374,675.46 = 1,211,681.32 : x
  2. Step 2: Convert to fraction form
    1,722,564.52/2,374,675.46 = 1,211,681.32/x
  3. Step 3: Cross multiply
    1,722,564.52x = 2,374,675.46 × 1,211,681.32
  4. Step 4: Simplify right side
    1,722,564.52x = 2,877,349,895,944.41
  5. Step 5: Solve for x
    x = 2,877,349,895,944.41/1,722,564.52
  6. Step 6: Final answer
    x = 1,670,387.30

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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.