Home / 1,704,826.40-2,563,460.40-1,431,111.20

Finding the Fourth Proportional to 1,704,826.40, 2,563,460.40 and 1,431,111.20

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Solution

The fourth proportional to 1,704,826.40, 2,563,460.40 and 1,431,111.20 is: 2,151,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,826.40 : 2,563,460.40 = 1,431,111.20 : x
  2. Step 2: Convert to fraction form
    1,704,826.40/2,563,460.40 = 1,431,111.20/x
  3. Step 3: Cross multiply
    1,704,826.40x = 2,563,460.40 × 1,431,111.20
  4. Step 4: Simplify right side
    1,704,826.40x = 3,668,596,889,196.48
  5. Step 5: Solve for x
    x = 3,668,596,889,196.48/1,704,826.40
  6. Step 6: Final answer
    x = 2,151,888.83

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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.