Home / 1,102,595.84-1,521,748.80-673,126.40

Finding the Fourth Proportional to 1,102,595.84, 1,521,748.80 and 673,126.40

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Solution

The fourth proportional to 1,102,595.84, 1,521,748.80 and 673,126.40 is: 929,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,595.84 : 1,521,748.80 = 673,126.40 : x
  2. Step 2: Convert to fraction form
    1,102,595.84/1,521,748.80 = 673,126.40/x
  3. Step 3: Cross multiply
    1,102,595.84x = 1,521,748.80 × 673,126.40
  4. Step 4: Simplify right side
    1,102,595.84x = 1,024,329,291,448.32
  5. Step 5: Solve for x
    x = 1,024,329,291,448.32/1,102,595.84
  6. Step 6: Final answer
    x = 929,016.10

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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.