Home / 1,411,935.29-1,948,485.79-767,355.51

Finding the Fourth Proportional to 1,411,935.29, 1,948,485.79 and 767,355.51

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Solution

The fourth proportional to 1,411,935.29, 1,948,485.79 and 767,355.51 is: 1,058,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,935.29 : 1,948,485.79 = 767,355.51 : x
  2. Step 2: Convert to fraction form
    1,411,935.29/1,948,485.79 = 767,355.51/x
  3. Step 3: Cross multiply
    1,411,935.29x = 1,948,485.79 × 767,355.51
  4. Step 4: Simplify right side
    1,411,935.29x = 1,495,181,307,113.20
  5. Step 5: Solve for x
    x = 1,495,181,307,113.20/1,411,935.29
  6. Step 6: Final answer
    x = 1,058,958.80

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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.