Home / 1,711,636.84-2,362,132.64-947,690.40

Finding the Fourth Proportional to 1,711,636.84, 2,362,132.64 and 947,690.40

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Solution

The fourth proportional to 1,711,636.84, 2,362,132.64 and 947,690.40 is: 1,307,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,636.84 : 2,362,132.64 = 947,690.40 : x
  2. Step 2: Convert to fraction form
    1,711,636.84/2,362,132.64 = 947,690.40/x
  3. Step 3: Cross multiply
    1,711,636.84x = 2,362,132.64 × 947,690.40
  4. Step 4: Simplify right side
    1,711,636.84x = 2,238,570,426,454.66
  5. Step 5: Solve for x
    x = 2,238,570,426,454.66/1,711,636.84
  6. Step 6: Final answer
    x = 1,307,853.61

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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.