Home / 1,672,087.81-2,307,403.95-946,940.72

Finding the Fourth Proportional to 1,672,087.81, 2,307,403.95 and 946,940.72

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Solution

The fourth proportional to 1,672,087.81, 2,307,403.95 and 946,940.72 is: 1,306,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,087.81 : 2,307,403.95 = 946,940.72 : x
  2. Step 2: Convert to fraction form
    1,672,087.81/2,307,403.95 = 946,940.72/x
  3. Step 3: Cross multiply
    1,672,087.81x = 2,307,403.95 × 946,940.72
  4. Step 4: Simplify right side
    1,672,087.81x = 2,184,974,746,206.82
  5. Step 5: Solve for x
    x = 2,184,974,746,206.82/1,672,087.81
  6. Step 6: Final answer
    x = 1,306,734.45

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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.