Home / 924,625.80-1,386,063.90-545,837.40

Finding the Fourth Proportional to 924,625.80, 1,386,063.90 and 545,837.40

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Solution

The fourth proportional to 924,625.80, 1,386,063.90 and 545,837.40 is: 818,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,625.80 : 1,386,063.90 = 545,837.40 : x
  2. Step 2: Convert to fraction form
    924,625.80/1,386,063.90 = 545,837.40/x
  3. Step 3: Cross multiply
    924,625.80x = 1,386,063.90 × 545,837.40
  4. Step 4: Simplify right side
    924,625.80x = 756,565,515,409.86
  5. Step 5: Solve for x
    x = 756,565,515,409.86/924,625.80
  6. Step 6: Final answer
    x = 818,239.68

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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.