Home / 1,201,184.15-1,657,634.30-657,320.06

Finding the Fourth Proportional to 1,201,184.15, 1,657,634.30 and 657,320.06

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Solution

The fourth proportional to 1,201,184.15, 1,657,634.30 and 657,320.06 is: 907,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,184.15 : 1,657,634.30 = 657,320.06 : x
  2. Step 2: Convert to fraction form
    1,201,184.15/1,657,634.30 = 657,320.06/x
  3. Step 3: Cross multiply
    1,201,184.15x = 1,657,634.30 × 657,320.06
  4. Step 4: Simplify right side
    1,201,184.15x = 1,089,596,274,247.46
  5. Step 5: Solve for x
    x = 1,089,596,274,247.46/1,201,184.15
  6. Step 6: Final answer
    x = 907,101.77

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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.