Home / 1,361,277.69-2,041,440.54-401,478.72

Finding the Fourth Proportional to 1,361,277.69, 2,041,440.54 and 401,478.72

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Solution

The fourth proportional to 1,361,277.69, 2,041,440.54 and 401,478.72 is: 602,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,277.69 : 2,041,440.54 = 401,478.72 : x
  2. Step 2: Convert to fraction form
    1,361,277.69/2,041,440.54 = 401,478.72/x
  3. Step 3: Cross multiply
    1,361,277.69x = 2,041,440.54 × 401,478.72
  4. Step 4: Simplify right side
    1,361,277.69x = 819,594,934,955.31
  5. Step 5: Solve for x
    x = 819,594,934,955.31/1,361,277.69
  6. Step 6: Final answer
    x = 602,077.70

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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.