Home / 3,106,842.84-4,660,465.32-977,009.40

Finding the Fourth Proportional to 3,106,842.84, 4,660,465.32 and 977,009.40

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Solution

The fourth proportional to 3,106,842.84, 4,660,465.32 and 977,009.40 is: 1,465,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,842.84 : 4,660,465.32 = 977,009.40 : x
  2. Step 2: Convert to fraction form
    3,106,842.84/4,660,465.32 = 977,009.40/x
  3. Step 3: Cross multiply
    3,106,842.84x = 4,660,465.32 × 977,009.40
  4. Step 4: Simplify right side
    3,106,842.84x = 4,553,318,426,014.01
  5. Step 5: Solve for x
    x = 4,553,318,426,014.01/3,106,842.84
  6. Step 6: Final answer
    x = 1,465,577.33

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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.