Home / 1,411,888.11-1,948,420.61-767,308.29

Finding the Fourth Proportional to 1,411,888.11, 1,948,420.61 and 767,308.29

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Solution

The fourth proportional to 1,411,888.11, 1,948,420.61 and 767,308.29 is: 1,058,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,888.11 : 1,948,420.61 = 767,308.29 : x
  2. Step 2: Convert to fraction form
    1,411,888.11/1,948,420.61 = 767,308.29/x
  3. Step 3: Cross multiply
    1,411,888.11x = 1,948,420.61 × 767,308.29
  4. Step 4: Simplify right side
    1,411,888.11x = 1,495,039,286,459.86
  5. Step 5: Solve for x
    x = 1,495,039,286,459.86/1,411,888.11
  6. Step 6: Final answer
    x = 1,058,893.60

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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.