Home / 2,124,385.02-2,931,651.75-1,157,515.29

Finding the Fourth Proportional to 2,124,385.02, 2,931,651.75 and 1,157,515.29

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Solution

The fourth proportional to 2,124,385.02, 2,931,651.75 and 1,157,515.29 is: 1,597,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,385.02 : 2,931,651.75 = 1,157,515.29 : x
  2. Step 2: Convert to fraction form
    2,124,385.02/2,931,651.75 = 1,157,515.29/x
  3. Step 3: Cross multiply
    2,124,385.02x = 2,931,651.75 × 1,157,515.29
  4. Step 4: Simplify right side
    2,124,385.02x = 3,393,431,725,580.26
  5. Step 5: Solve for x
    x = 3,393,431,725,580.26/2,124,385.02
  6. Step 6: Final answer
    x = 1,597,371.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.