Home / 1,447,113-1,997,015.94-802,631.88

Finding the Fourth Proportional to 1,447,113, 1,997,015.94 and 802,631.88

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Solution

The fourth proportional to 1,447,113, 1,997,015.94 and 802,631.88 is: 1,107,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,113 : 1,997,015.94 = 802,631.88 : x
  2. Step 2: Convert to fraction form
    1,447,113/1,997,015.94 = 802,631.88/x
  3. Step 3: Cross multiply
    1,447,113x = 1,997,015.94 × 802,631.88
  4. Step 4: Simplify right side
    1,447,113x = 1,602,868,658,312.17
  5. Step 5: Solve for x
    x = 1,602,868,658,312.17/1,447,113
  6. Step 6: Final answer
    x = 1,107,631.99

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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.