Home / 1,137,206.23-1,698,436.37-1,030,376.75

Finding the Fourth Proportional to 1,137,206.23, 1,698,436.37 and 1,030,376.75

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Solution

The fourth proportional to 1,137,206.23, 1,698,436.37 and 1,030,376.75 is: 1,538,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,206.23 : 1,698,436.37 = 1,030,376.75 : x
  2. Step 2: Convert to fraction form
    1,137,206.23/1,698,436.37 = 1,030,376.75/x
  3. Step 3: Cross multiply
    1,137,206.23x = 1,698,436.37 × 1,030,376.75
  4. Step 4: Simplify right side
    1,137,206.23x = 1,750,029,341,086.16
  5. Step 5: Solve for x
    x = 1,750,029,341,086.16/1,137,206.23
  6. Step 6: Final answer
    x = 1,538,884.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.