Home / 1,886,688.89-2,830,476.18-624,516.50

Finding the Fourth Proportional to 1,886,688.89, 2,830,476.18 and 624,516.50

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Solution

The fourth proportional to 1,886,688.89, 2,830,476.18 and 624,516.50 is: 936,921.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,688.89 : 2,830,476.18 = 624,516.50 : x
  2. Step 2: Convert to fraction form
    1,886,688.89/2,830,476.18 = 624,516.50/x
  3. Step 3: Cross multiply
    1,886,688.89x = 2,830,476.18 × 624,516.50
  4. Step 4: Simplify right side
    1,886,688.89x = 1,767,679,077,266.97
  5. Step 5: Solve for x
    x = 1,767,679,077,266.97/1,886,688.89
  6. Step 6: Final answer
    x = 936,921.34

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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.