Home / 1,528,763.90-2,293,421.64-629,714.92

Finding the Fourth Proportional to 1,528,763.90, 2,293,421.64 and 629,714.92

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Solution

The fourth proportional to 1,528,763.90, 2,293,421.64 and 629,714.92 is: 944,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,763.90 : 2,293,421.64 = 629,714.92 : x
  2. Step 2: Convert to fraction form
    1,528,763.90/2,293,421.64 = 629,714.92/x
  3. Step 3: Cross multiply
    1,528,763.90x = 2,293,421.64 × 629,714.92
  4. Step 4: Simplify right side
    1,528,763.90x = 1,444,201,824,558.87
  5. Step 5: Solve for x
    x = 1,444,201,824,558.87/1,528,763.90
  6. Step 6: Final answer
    x = 944,685.98

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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.