Home / 3,010,730.55-4,516,981.71-1,212,688.50

Finding the Fourth Proportional to 3,010,730.55, 4,516,981.71 and 1,212,688.50

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Solution

The fourth proportional to 3,010,730.55, 4,516,981.71 and 1,212,688.50 is: 1,819,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,730.55 : 4,516,981.71 = 1,212,688.50 : x
  2. Step 2: Convert to fraction form
    3,010,730.55/4,516,981.71 = 1,212,688.50/x
  3. Step 3: Cross multiply
    3,010,730.55x = 4,516,981.71 × 1,212,688.50
  4. Step 4: Simplify right side
    3,010,730.55x = 5,477,691,752,941.07
  5. Step 5: Solve for x
    x = 5,477,691,752,941.07/3,010,730.55
  6. Step 6: Final answer
    x = 1,819,389.57

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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.