Home / 1,895,216.48-2,615,146.08-1,217,071.52

Finding the Fourth Proportional to 1,895,216.48, 2,615,146.08 and 1,217,071.52

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Solution

The fourth proportional to 1,895,216.48, 2,615,146.08 and 1,217,071.52 is: 1,679,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,216.48 : 2,615,146.08 = 1,217,071.52 : x
  2. Step 2: Convert to fraction form
    1,895,216.48/2,615,146.08 = 1,217,071.52/x
  3. Step 3: Cross multiply
    1,895,216.48x = 2,615,146.08 × 1,217,071.52
  4. Step 4: Simplify right side
    1,895,216.48x = 3,182,819,814,607.64
  5. Step 5: Solve for x
    x = 3,182,819,814,607.64/1,895,216.48
  6. Step 6: Final answer
    x = 1,679,396.44

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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.