Home / 1,186,449.66-1,637,444.40-670,225.32

Finding the Fourth Proportional to 1,186,449.66, 1,637,444.40 and 670,225.32

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Solution

The fourth proportional to 1,186,449.66, 1,637,444.40 and 670,225.32 is: 924,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,449.66 : 1,637,444.40 = 670,225.32 : x
  2. Step 2: Convert to fraction form
    1,186,449.66/1,637,444.40 = 670,225.32/x
  3. Step 3: Cross multiply
    1,186,449.66x = 1,637,444.40 × 670,225.32
  4. Step 4: Simplify right side
    1,186,449.66x = 1,097,456,696,972.21
  5. Step 5: Solve for x
    x = 1,097,456,696,972.21/1,186,449.66
  6. Step 6: Final answer
    x = 924,992.21

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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.