Home / 1,163,503.58-1,601,980.08-988,705.08

Finding the Fourth Proportional to 1,163,503.58, 1,601,980.08 and 988,705.08

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Solution

The fourth proportional to 1,163,503.58, 1,601,980.08 and 988,705.08 is: 1,361,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,503.58 : 1,601,980.08 = 988,705.08 : x
  2. Step 2: Convert to fraction form
    1,163,503.58/1,601,980.08 = 988,705.08/x
  3. Step 3: Cross multiply
    1,163,503.58x = 1,601,980.08 × 988,705.08
  4. Step 4: Simplify right side
    1,163,503.58x = 1,583,885,839,447.16
  5. Step 5: Solve for x
    x = 1,583,885,839,447.16/1,163,503.58
  6. Step 6: Final answer
    x = 1,361,307.24

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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.