Home / 1,503,054.10-2,071,858.53-1,139,020.66

Finding the Fourth Proportional to 1,503,054.10, 2,071,858.53 and 1,139,020.66

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Solution

The fourth proportional to 1,503,054.10, 2,071,858.53 and 1,139,020.66 is: 1,570,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,054.10 : 2,071,858.53 = 1,139,020.66 : x
  2. Step 2: Convert to fraction form
    1,503,054.10/2,071,858.53 = 1,139,020.66/x
  3. Step 3: Cross multiply
    1,503,054.10x = 2,071,858.53 × 1,139,020.66
  4. Step 4: Simplify right side
    1,503,054.10x = 2,359,889,670,267.23
  5. Step 5: Solve for x
    x = 2,359,889,670,267.23/1,503,054.10
  6. Step 6: Final answer
    x = 1,570,063.03

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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.