Home / 3,020,971.84-4,529,899.52-890,779.16

Finding the Fourth Proportional to 3,020,971.84, 4,529,899.52 and 890,779.16

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Solution

The fourth proportional to 3,020,971.84, 4,529,899.52 and 890,779.16 is: 1,335,709.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,971.84 : 4,529,899.52 = 890,779.16 : x
  2. Step 2: Convert to fraction form
    3,020,971.84/4,529,899.52 = 890,779.16/x
  3. Step 3: Cross multiply
    3,020,971.84x = 4,529,899.52 × 890,779.16
  4. Step 4: Simplify right side
    3,020,971.84x = 4,035,140,099,521.28
  5. Step 5: Solve for x
    x = 4,035,140,099,521.28/3,020,971.84
  6. Step 6: Final answer
    x = 1,335,709.27

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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.