Home / 2,660,303.80-3,992,045.30-977,577.40

Finding the Fourth Proportional to 2,660,303.80, 3,992,045.30 and 977,577.40

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Solution

The fourth proportional to 2,660,303.80, 3,992,045.30 and 977,577.40 is: 1,466,950.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,303.80 : 3,992,045.30 = 977,577.40 : x
  2. Step 2: Convert to fraction form
    2,660,303.80/3,992,045.30 = 977,577.40/x
  3. Step 3: Cross multiply
    2,660,303.80x = 3,992,045.30 × 977,577.40
  4. Step 4: Simplify right side
    2,660,303.80x = 3,902,533,265,056.22
  5. Step 5: Solve for x
    x = 3,902,533,265,056.22/2,660,303.80
  6. Step 6: Final answer
    x = 1,466,950.23

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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.