Home / 1,206,017.61-1,664,307.63-662,188.63

Finding the Fourth Proportional to 1,206,017.61, 1,664,307.63 and 662,188.63

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Solution

The fourth proportional to 1,206,017.61, 1,664,307.63 and 662,188.63 is: 913,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,017.61 : 1,664,307.63 = 662,188.63 : x
  2. Step 2: Convert to fraction form
    1,206,017.61/1,664,307.63 = 662,188.63/x
  3. Step 3: Cross multiply
    1,206,017.61x = 1,664,307.63 × 662,188.63
  4. Step 4: Simplify right side
    1,206,017.61x = 1,102,085,586,097.30
  5. Step 5: Solve for x
    x = 1,102,085,586,097.30/1,206,017.61
  6. Step 6: Final answer
    x = 913,822.13

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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.