Home / 3,011,116.80-4,155,345.16-1,634,459.60

Finding the Fourth Proportional to 3,011,116.80, 4,155,345.16 and 1,634,459.60

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Solution

The fourth proportional to 3,011,116.80, 4,155,345.16 and 1,634,459.60 is: 2,255,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,116.80 : 4,155,345.16 = 1,634,459.60 : x
  2. Step 2: Convert to fraction form
    3,011,116.80/4,155,345.16 = 1,634,459.60/x
  3. Step 3: Cross multiply
    3,011,116.80x = 4,155,345.16 × 1,634,459.60
  4. Step 4: Simplify right side
    3,011,116.80x = 6,791,743,788,075.54
  5. Step 5: Solve for x
    x = 6,791,743,788,075.54/3,011,116.80
  6. Step 6: Final answer
    x = 2,255,556.41

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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.