Home / 6,390,577.24-8,819,066.79-3,490,053.46

Finding the Fourth Proportional to 6,390,577.24, 8,819,066.79 and 3,490,053.46

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Solution

The fourth proportional to 6,390,577.24, 8,819,066.79 and 3,490,053.46 is: 4,816,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,577.24 : 8,819,066.79 = 3,490,053.46 : x
  2. Step 2: Convert to fraction form
    6,390,577.24/8,819,066.79 = 3,490,053.46/x
  3. Step 3: Cross multiply
    6,390,577.24x = 8,819,066.79 × 3,490,053.46
  4. Step 4: Simplify right side
    6,390,577.24x = 30,779,014,542,362.92
  5. Step 5: Solve for x
    x = 30,779,014,542,362.92/6,390,577.24
  6. Step 6: Final answer
    x = 4,816,312.11

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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.