Home / 1,890,484.72-2,835,712.48-470,531.28

Finding the Fourth Proportional to 1,890,484.72, 2,835,712.48 and 470,531.28

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Solution

The fourth proportional to 1,890,484.72, 2,835,712.48 and 470,531.28 is: 705,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,484.72 : 2,835,712.48 = 470,531.28 : x
  2. Step 2: Convert to fraction form
    1,890,484.72/2,835,712.48 = 470,531.28/x
  3. Step 3: Cross multiply
    1,890,484.72x = 2,835,712.48 × 470,531.28
  4. Step 4: Simplify right side
    1,890,484.72x = 1,334,291,422,926.37
  5. Step 5: Solve for x
    x = 1,334,291,422,926.37/1,890,484.72
  6. Step 6: Final answer
    x = 705,793.29

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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.