Home / 2,688,625.80-4,032,938.70-1,693,297.80

Finding the Fourth Proportional to 2,688,625.80, 4,032,938.70 and 1,693,297.80

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Solution

The fourth proportional to 2,688,625.80, 4,032,938.70 and 1,693,297.80 is: 2,539,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,625.80 : 4,032,938.70 = 1,693,297.80 : x
  2. Step 2: Convert to fraction form
    2,688,625.80/4,032,938.70 = 1,693,297.80/x
  3. Step 3: Cross multiply
    2,688,625.80x = 4,032,938.70 × 1,693,297.80
  4. Step 4: Simplify right side
    2,688,625.80x = 6,828,966,228,244.86
  5. Step 5: Solve for x
    x = 6,828,966,228,244.86/2,688,625.80
  6. Step 6: Final answer
    x = 2,539,946.70

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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.