Home / 2,124,381.33-2,931,646.65-1,157,511.61

Finding the Fourth Proportional to 2,124,381.33, 2,931,646.65 and 1,157,511.61

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Solution

The fourth proportional to 2,124,381.33, 2,931,646.65 and 1,157,511.61 is: 1,597,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,381.33 : 2,931,646.65 = 1,157,511.61 : x
  2. Step 2: Convert to fraction form
    2,124,381.33/2,931,646.65 = 1,157,511.61/x
  3. Step 3: Cross multiply
    2,124,381.33x = 2,931,646.65 × 1,157,511.61
  4. Step 4: Simplify right side
    2,124,381.33x = 3,393,415,033,792.61
  5. Step 5: Solve for x
    x = 3,393,415,033,792.61/2,124,381.33
  6. Step 6: Final answer
    x = 1,597,366.25

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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.