Home / 2,129,702.43-2,938,967.04-1,162,829.73

Finding the Fourth Proportional to 2,129,702.43, 2,938,967.04 and 1,162,829.73

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Solution

The fourth proportional to 2,129,702.43, 2,938,967.04 and 1,162,829.73 is: 1,604,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,702.43 : 2,938,967.04 = 1,162,829.73 : x
  2. Step 2: Convert to fraction form
    2,129,702.43/2,938,967.04 = 1,162,829.73/x
  3. Step 3: Cross multiply
    2,129,702.43x = 2,938,967.04 × 1,162,829.73
  4. Step 4: Simplify right side
    2,129,702.43x = 3,417,518,249,602.10
  5. Step 5: Solve for x
    x = 3,417,518,249,602.10/2,129,702.43
  6. Step 6: Final answer
    x = 1,604,692.84

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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.