Home / 974,685.32-1,345,435.62-872,526.80

Finding the Fourth Proportional to 974,685.32, 1,345,435.62 and 872,526.80

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Solution

The fourth proportional to 974,685.32, 1,345,435.62 and 872,526.80 is: 1,204,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,685.32 : 1,345,435.62 = 872,526.80 : x
  2. Step 2: Convert to fraction form
    974,685.32/1,345,435.62 = 872,526.80/x
  3. Step 3: Cross multiply
    974,685.32x = 1,345,435.62 × 872,526.80
  4. Step 4: Simplify right side
    974,685.32x = 1,173,928,636,124.62
  5. Step 5: Solve for x
    x = 1,173,928,636,124.62/974,685.32
  6. Step 6: Final answer
    x = 1,204,418.09

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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.