Home / 1,087,117.54-1,500,260.85-603,690.91

Finding the Fourth Proportional to 1,087,117.54, 1,500,260.85 and 603,690.91

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Solution

The fourth proportional to 1,087,117.54, 1,500,260.85 and 603,690.91 is: 833,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,117.54 : 1,500,260.85 = 603,690.91 : x
  2. Step 2: Convert to fraction form
    1,087,117.54/1,500,260.85 = 603,690.91/x
  3. Step 3: Cross multiply
    1,087,117.54x = 1,500,260.85 × 603,690.91
  4. Step 4: Simplify right side
    1,087,117.54x = 905,693,834,023.22
  5. Step 5: Solve for x
    x = 905,693,834,023.22/1,087,117.54
  6. Step 6: Final answer
    x = 833,114.91

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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.