Home / 1,158,849.40-1,738,274.10-972,225.40

Finding the Fourth Proportional to 1,158,849.40, 1,738,274.10 and 972,225.40

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Solution

The fourth proportional to 1,158,849.40, 1,738,274.10 and 972,225.40 is: 1,458,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,849.40 : 1,738,274.10 = 972,225.40 : x
  2. Step 2: Convert to fraction form
    1,158,849.40/1,738,274.10 = 972,225.40/x
  3. Step 3: Cross multiply
    1,158,849.40x = 1,738,274.10 × 972,225.40
  4. Step 4: Simplify right side
    1,158,849.40x = 1,689,994,232,182.14
  5. Step 5: Solve for x
    x = 1,689,994,232,182.14/1,158,849.40
  6. Step 6: Final answer
    x = 1,458,338.10

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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.