Home / 1,043,142.30-1,564,713.45-973,158.30

Finding the Fourth Proportional to 1,043,142.30, 1,564,713.45 and 973,158.30

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Solution

The fourth proportional to 1,043,142.30, 1,564,713.45 and 973,158.30 is: 1,459,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,142.30 : 1,564,713.45 = 973,158.30 : x
  2. Step 2: Convert to fraction form
    1,043,142.30/1,564,713.45 = 973,158.30/x
  3. Step 3: Cross multiply
    1,043,142.30x = 1,564,713.45 × 973,158.30
  4. Step 4: Simplify right side
    1,043,142.30x = 1,522,713,880,989.14
  5. Step 5: Solve for x
    x = 1,522,713,880,989.14/1,043,142.30
  6. Step 6: Final answer
    x = 1,459,737.45

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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.