Home / 3,463,390.80-4,779,465.12-1,935,497.52

Finding the Fourth Proportional to 3,463,390.80, 4,779,465.12 and 1,935,497.52

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Solution

The fourth proportional to 3,463,390.80, 4,779,465.12 and 1,935,497.52 is: 2,670,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463,390.80 : 4,779,465.12 = 1,935,497.52 : x
  2. Step 2: Convert to fraction form
    3,463,390.80/4,779,465.12 = 1,935,497.52/x
  3. Step 3: Cross multiply
    3,463,390.80x = 4,779,465.12 × 1,935,497.52
  4. Step 4: Simplify right side
    3,463,390.80x = 9,250,642,886,686.50
  5. Step 5: Solve for x
    x = 9,250,642,886,686.50/3,463,390.80
  6. Step 6: Final answer
    x = 2,670,978.65

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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.