Home / 2,461,838.20-3,692,387.93-778,723

Finding the Fourth Proportional to 2,461,838.20, 3,692,387.93 and 778,723

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Solution

The fourth proportional to 2,461,838.20, 3,692,387.93 and 778,723 is: 1,167,967.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,838.20 : 3,692,387.93 = 778,723 : x
  2. Step 2: Convert to fraction form
    2,461,838.20/3,692,387.93 = 778,723/x
  3. Step 3: Cross multiply
    2,461,838.20x = 3,692,387.93 × 778,723
  4. Step 4: Simplify right side
    2,461,838.20x = 2,875,347,406,013.39
  5. Step 5: Solve for x
    x = 2,875,347,406,013.39/2,461,838.20
  6. Step 6: Final answer
    x = 1,167,967.66

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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.