Home / 5,249,981.16-7,876,127.79-1,606,738.95

Finding the Fourth Proportional to 5,249,981.16, 7,876,127.79 and 1,606,738.95

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Solution

The fourth proportional to 5,249,981.16, 7,876,127.79 and 1,606,738.95 is: 2,410,462.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,981.16 : 7,876,127.79 = 1,606,738.95 : x
  2. Step 2: Convert to fraction form
    5,249,981.16/7,876,127.79 = 1,606,738.95/x
  3. Step 3: Cross multiply
    5,249,981.16x = 7,876,127.79 × 1,606,738.95
  4. Step 4: Simplify right side
    5,249,981.16x = 12,654,881,295,370.42
  5. Step 5: Solve for x
    x = 12,654,881,295,370.42/5,249,981.16
  6. Step 6: Final answer
    x = 2,410,462.23

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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.