Home / 1,575,459.84-2,174,123.52-860,067.84

Finding the Fourth Proportional to 1,575,459.84, 2,174,123.52 and 860,067.84

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Solution

The fourth proportional to 1,575,459.84, 2,174,123.52 and 860,067.84 is: 1,186,887.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,459.84 : 2,174,123.52 = 860,067.84 : x
  2. Step 2: Convert to fraction form
    1,575,459.84/2,174,123.52 = 860,067.84/x
  3. Step 3: Cross multiply
    1,575,459.84x = 2,174,123.52 × 860,067.84
  4. Step 4: Simplify right side
    1,575,459.84x = 1,869,893,719,739.60
  5. Step 5: Solve for x
    x = 1,869,893,719,739.60/1,575,459.84
  6. Step 6: Final answer
    x = 1,186,887.58

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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.