Home / 3,462,429.95-4,778,400.58-1,913,658.34

Finding the Fourth Proportional to 3,462,429.95, 4,778,400.58 and 1,913,658.34

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Solution

The fourth proportional to 3,462,429.95, 4,778,400.58 and 1,913,658.34 is: 2,640,985.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,429.95 : 4,778,400.58 = 1,913,658.34 : x
  2. Step 2: Convert to fraction form
    3,462,429.95/4,778,400.58 = 1,913,658.34/x
  3. Step 3: Cross multiply
    3,462,429.95x = 4,778,400.58 × 1,913,658.34
  4. Step 4: Simplify right side
    3,462,429.95x = 9,144,226,121,777.84
  5. Step 5: Solve for x
    x = 9,144,226,121,777.84/3,462,429.95
  6. Step 6: Final answer
    x = 2,640,985.16

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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.