Home / 1,547,527.20-2,321,290.80-1,069,230.30

Finding the Fourth Proportional to 1,547,527.20, 2,321,290.80 and 1,069,230.30

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Solution

The fourth proportional to 1,547,527.20, 2,321,290.80 and 1,069,230.30 is: 1,603,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,527.20 : 2,321,290.80 = 1,069,230.30 : x
  2. Step 2: Convert to fraction form
    1,547,527.20/2,321,290.80 = 1,069,230.30/x
  3. Step 3: Cross multiply
    1,547,527.20x = 2,321,290.80 × 1,069,230.30
  4. Step 4: Simplify right side
    1,547,527.20x = 2,481,994,458,471.24
  5. Step 5: Solve for x
    x = 2,481,994,458,471.24/1,547,527.20
  6. Step 6: Final answer
    x = 1,603,845.45

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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.