Home / 1,683,973.14-2,323,916.37-920,074.02

Finding the Fourth Proportional to 1,683,973.14, 2,323,916.37 and 920,074.02

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Solution

The fourth proportional to 1,683,973.14, 2,323,916.37 and 920,074.02 is: 1,269,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,973.14 : 2,323,916.37 = 920,074.02 : x
  2. Step 2: Convert to fraction form
    1,683,973.14/2,323,916.37 = 920,074.02/x
  3. Step 3: Cross multiply
    1,683,973.14x = 2,323,916.37 × 920,074.02
  4. Step 4: Simplify right side
    1,683,973.14x = 2,138,175,076,689.71
  5. Step 5: Solve for x
    x = 2,138,175,076,689.71/1,683,973.14
  6. Step 6: Final answer
    x = 1,269,720.42

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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.