Home / 1,197,374-1,652,380.70-653,521.77

Finding the Fourth Proportional to 1,197,374, 1,652,380.70 and 653,521.77

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Solution

The fourth proportional to 1,197,374, 1,652,380.70 and 653,521.77 is: 901,862.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,374 : 1,652,380.70 = 653,521.77 : x
  2. Step 2: Convert to fraction form
    1,197,374/1,652,380.70 = 653,521.77/x
  3. Step 3: Cross multiply
    1,197,374x = 1,652,380.70 × 653,521.77
  4. Step 4: Simplify right side
    1,197,374x = 1,079,866,759,777.84
  5. Step 5: Solve for x
    x = 1,079,866,759,777.84/1,197,374
  6. Step 6: Final answer
    x = 901,862.54

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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.