Home / 1,186,387.73-1,779,664.59-476,415.75

Finding the Fourth Proportional to 1,186,387.73, 1,779,664.59 and 476,415.75

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Solution

The fourth proportional to 1,186,387.73, 1,779,664.59 and 476,415.75 is: 714,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,387.73 : 1,779,664.59 = 476,415.75 : x
  2. Step 2: Convert to fraction form
    1,186,387.73/1,779,664.59 = 476,415.75/x
  3. Step 3: Cross multiply
    1,186,387.73x = 1,779,664.59 × 476,415.75
  4. Step 4: Simplify right side
    1,186,387.73x = 847,860,240,393.29
  5. Step 5: Solve for x
    x = 847,860,240,393.29/1,186,387.73
  6. Step 6: Final answer
    x = 714,656.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.