Home / 1,197,140.42-1,652,088.89-653,311.32

Finding the Fourth Proportional to 1,197,140.42, 1,652,088.89 and 653,311.32

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Solution

The fourth proportional to 1,197,140.42, 1,652,088.89 and 653,311.32 is: 901,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,140.42 : 1,652,088.89 = 653,311.32 : x
  2. Step 2: Convert to fraction form
    1,197,140.42/1,652,088.89 = 653,311.32/x
  3. Step 3: Cross multiply
    1,197,140.42x = 1,652,088.89 × 653,311.32
  4. Step 4: Simplify right side
    1,197,140.42x = 1,079,328,370,216.68
  5. Step 5: Solve for x
    x = 1,079,328,370,216.68/1,197,140.42
  6. Step 6: Final answer
    x = 901,588.78

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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.