Home / 1,087,070.85-1,500,107.67-603,666.90

Finding the Fourth Proportional to 1,087,070.85, 1,500,107.67 and 603,666.90

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Solution

The fourth proportional to 1,087,070.85, 1,500,107.67 and 603,666.90 is: 833,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,070.85 : 1,500,107.67 = 603,666.90 : x
  2. Step 2: Convert to fraction form
    1,087,070.85/1,500,107.67 = 603,666.90/x
  3. Step 3: Cross multiply
    1,087,070.85x = 1,500,107.67 × 603,666.90
  4. Step 4: Simplify right side
    1,087,070.85x = 905,565,346,815.12
  5. Step 5: Solve for x
    x = 905,565,346,815.12/1,087,070.85
  6. Step 6: Final answer
    x = 833,032.50

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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.