Home / 1,066,702.87-1,600,055.84-435,616.66

Finding the Fourth Proportional to 1,066,702.87, 1,600,055.84 and 435,616.66

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Solution

The fourth proportional to 1,066,702.87, 1,600,055.84 and 435,616.66 is: 653,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,702.87 : 1,600,055.84 = 435,616.66 : x
  2. Step 2: Convert to fraction form
    1,066,702.87/1,600,055.84 = 435,616.66/x
  3. Step 3: Cross multiply
    1,066,702.87x = 1,600,055.84 × 435,616.66
  4. Step 4: Simplify right side
    1,066,702.87x = 697,010,980,834.29
  5. Step 5: Solve for x
    x = 697,010,980,834.29/1,066,702.87
  6. Step 6: Final answer
    x = 653,425.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.