Home / 1,640,573.10-2,459,110.05-629,304.30

Finding the Fourth Proportional to 1,640,573.10, 2,459,110.05 and 629,304.30

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Solution

The fourth proportional to 1,640,573.10, 2,459,110.05 and 629,304.30 is: 943,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,573.10 : 2,459,110.05 = 629,304.30 : x
  2. Step 2: Convert to fraction form
    1,640,573.10/2,459,110.05 = 629,304.30/x
  3. Step 3: Cross multiply
    1,640,573.10x = 2,459,110.05 × 629,304.30
  4. Step 4: Simplify right side
    1,640,573.10x = 1,547,528,528,638.22
  5. Step 5: Solve for x
    x = 1,547,528,528,638.22/1,640,573.10
  6. Step 6: Final answer
    x = 943,285.32

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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.