Home / 1,186,586.55-1,637,205.75-703,068.12

Finding the Fourth Proportional to 1,186,586.55, 1,637,205.75 and 703,068.12

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Solution

The fourth proportional to 1,186,586.55, 1,637,205.75 and 703,068.12 is: 970,065.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,586.55 : 1,637,205.75 = 703,068.12 : x
  2. Step 2: Convert to fraction form
    1,186,586.55/1,637,205.75 = 703,068.12/x
  3. Step 3: Cross multiply
    1,186,586.55x = 1,637,205.75 × 703,068.12
  4. Step 4: Simplify right side
    1,186,586.55x = 1,151,067,168,705.69
  5. Step 5: Solve for x
    x = 1,151,067,168,705.69/1,186,586.55
  6. Step 6: Final answer
    x = 970,065.92

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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.