Home / 1,373,528.12-1,895,465.76-761,665.76

Finding the Fourth Proportional to 1,373,528.12, 1,895,465.76 and 761,665.76

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Solution

The fourth proportional to 1,373,528.12, 1,895,465.76 and 761,665.76 is: 1,051,097.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,528.12 : 1,895,465.76 = 761,665.76 : x
  2. Step 2: Convert to fraction form
    1,373,528.12/1,895,465.76 = 761,665.76/x
  3. Step 3: Cross multiply
    1,373,528.12x = 1,895,465.76 × 761,665.76
  4. Step 4: Simplify right side
    1,373,528.12x = 1,443,711,368,644.38
  5. Step 5: Solve for x
    x = 1,443,711,368,644.38/1,373,528.12
  6. Step 6: Final answer
    x = 1,051,097.06

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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.