Home / 2,124,500.40-2,931,772.62-1,157,639.04

Finding the Fourth Proportional to 2,124,500.40, 2,931,772.62 and 1,157,639.04

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Solution

The fourth proportional to 2,124,500.40, 2,931,772.62 and 1,157,639.04 is: 1,597,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,500.40 : 2,931,772.62 = 1,157,639.04 : x
  2. Step 2: Convert to fraction form
    2,124,500.40/2,931,772.62 = 1,157,639.04/x
  3. Step 3: Cross multiply
    2,124,500.40x = 2,931,772.62 × 1,157,639.04
  4. Step 4: Simplify right side
    2,124,500.40x = 3,393,934,441,315.09
  5. Step 5: Solve for x
    x = 3,393,934,441,315.09/2,124,500.40
  6. Step 6: Final answer
    x = 1,597,521.21

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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.