Home / 1,904,060.40-2,854,298.28-641,005.68

Finding the Fourth Proportional to 1,904,060.40, 2,854,298.28 and 641,005.68

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Solution

The fourth proportional to 1,904,060.40, 2,854,298.28 and 641,005.68 is: 960,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,060.40 : 2,854,298.28 = 641,005.68 : x
  2. Step 2: Convert to fraction form
    1,904,060.40/2,854,298.28 = 641,005.68/x
  3. Step 3: Cross multiply
    1,904,060.40x = 2,854,298.28 × 641,005.68
  4. Step 4: Simplify right side
    1,904,060.40x = 1,829,621,409,894.23
  5. Step 5: Solve for x
    x = 1,829,621,409,894.23/1,904,060.40
  6. Step 6: Final answer
    x = 960,905.13

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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.