Home / 1,663,688.94-2,495,533.86-465,787.74

Finding the Fourth Proportional to 1,663,688.94, 2,495,533.86 and 465,787.74

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Solution

The fourth proportional to 1,663,688.94, 2,495,533.86 and 465,787.74 is: 698,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,688.94 : 2,495,533.86 = 465,787.74 : x
  2. Step 2: Convert to fraction form
    1,663,688.94/2,495,533.86 = 465,787.74/x
  3. Step 3: Cross multiply
    1,663,688.94x = 2,495,533.86 × 465,787.74
  4. Step 4: Simplify right side
    1,663,688.94x = 1,162,389,076,742.88
  5. Step 5: Solve for x
    x = 1,162,389,076,742.88/1,663,688.94
  6. Step 6: Final answer
    x = 698,681.74

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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.