Home / 2,461,723.80-3,692,240.10-778,997.40

Finding the Fourth Proportional to 2,461,723.80, 3,692,240.10 and 778,997.40

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Solution

The fourth proportional to 2,461,723.80, 3,692,240.10 and 778,997.40 is: 1,168,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,723.80 : 3,692,240.10 = 778,997.40 : x
  2. Step 2: Convert to fraction form
    2,461,723.80/3,692,240.10 = 778,997.40/x
  3. Step 3: Cross multiply
    2,461,723.80x = 3,692,240.10 × 778,997.40
  4. Step 4: Simplify right side
    2,461,723.80x = 2,876,245,438,075.74
  5. Step 5: Solve for x
    x = 2,876,245,438,075.74/2,461,723.80
  6. Step 6: Final answer
    x = 1,168,386.74

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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.