Home / 1,006,975.36-1,510,467-407,947.84

Finding the Fourth Proportional to 1,006,975.36, 1,510,467 and 407,947.84

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Solution

The fourth proportional to 1,006,975.36, 1,510,467 and 407,947.84 is: 611,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,975.36 : 1,510,467 = 407,947.84 : x
  2. Step 2: Convert to fraction form
    1,006,975.36/1,510,467 = 407,947.84/x
  3. Step 3: Cross multiply
    1,006,975.36x = 1,510,467 × 407,947.84
  4. Step 4: Simplify right side
    1,006,975.36x = 616,191,750,041.28
  5. Step 5: Solve for x
    x = 616,191,750,041.28/1,006,975.36
  6. Step 6: Final answer
    x = 611,923.36

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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.