Home / 993,812.64-1,371,640.14-585,890.16

Finding the Fourth Proportional to 993,812.64, 1,371,640.14 and 585,890.16

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Solution

The fourth proportional to 993,812.64, 1,371,640.14 and 585,890.16 is: 808,633.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,812.64 : 1,371,640.14 = 585,890.16 : x
  2. Step 2: Convert to fraction form
    993,812.64/1,371,640.14 = 585,890.16/x
  3. Step 3: Cross multiply
    993,812.64x = 1,371,640.14 × 585,890.16
  4. Step 4: Simplify right side
    993,812.64x = 803,630,461,087.02
  5. Step 5: Solve for x
    x = 803,630,461,087.02/993,812.64
  6. Step 6: Final answer
    x = 808,633.77

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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.