Home / 1,319,585.10-1,820,977.80-746,637.66

Finding the Fourth Proportional to 1,319,585.10, 1,820,977.80 and 746,637.66

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Solution

The fourth proportional to 1,319,585.10, 1,820,977.80 and 746,637.66 is: 1,030,331.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,585.10 : 1,820,977.80 = 746,637.66 : x
  2. Step 2: Convert to fraction form
    1,319,585.10/1,820,977.80 = 746,637.66/x
  3. Step 3: Cross multiply
    1,319,585.10x = 1,820,977.80 × 746,637.66
  4. Step 4: Simplify right side
    1,319,585.10x = 1,359,610,603,503.95
  5. Step 5: Solve for x
    x = 1,359,610,603,503.95/1,319,585.10
  6. Step 6: Final answer
    x = 1,030,331.89

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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.