Home / 1,087,302.43-1,500,519.63-603,904.42

Finding the Fourth Proportional to 1,087,302.43, 1,500,519.63 and 603,904.42

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Solution

The fourth proportional to 1,087,302.43, 1,500,519.63 and 603,904.42 is: 833,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,302.43 : 1,500,519.63 = 603,904.42 : x
  2. Step 2: Convert to fraction form
    1,087,302.43/1,500,519.63 = 603,904.42/x
  3. Step 3: Cross multiply
    1,087,302.43x = 1,500,519.63 × 603,904.42
  4. Step 4: Simplify right side
    1,087,302.43x = 906,170,436,853.77
  5. Step 5: Solve for x
    x = 906,170,436,853.77/1,087,302.43
  6. Step 6: Final answer
    x = 833,411.58

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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.