Home / 1,411,931.67-1,948,480.75-767,351.89

Finding the Fourth Proportional to 1,411,931.67, 1,948,480.75 and 767,351.89

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Solution

The fourth proportional to 1,411,931.67, 1,948,480.75 and 767,351.89 is: 1,058,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,931.67 : 1,948,480.75 = 767,351.89 : x
  2. Step 2: Convert to fraction form
    1,411,931.67/1,948,480.75 = 767,351.89/x
  3. Step 3: Cross multiply
    1,411,931.67x = 1,948,480.75 × 767,351.89
  4. Step 4: Simplify right side
    1,411,931.67x = 1,495,170,386,141.12
  5. Step 5: Solve for x
    x = 1,495,170,386,141.12/1,411,931.67
  6. Step 6: Final answer
    x = 1,058,953.79

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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.