Home / 1,411,699.23-1,948,143.46-767,117.89

Finding the Fourth Proportional to 1,411,699.23, 1,948,143.46 and 767,117.89

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Solution

The fourth proportional to 1,411,699.23, 1,948,143.46 and 767,117.89 is: 1,058,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,699.23 : 1,948,143.46 = 767,117.89 : x
  2. Step 2: Convert to fraction form
    1,411,699.23/1,948,143.46 = 767,117.89/x
  3. Step 3: Cross multiply
    1,411,699.23x = 1,948,143.46 × 767,117.89
  4. Step 4: Simplify right side
    1,411,699.23x = 1,494,455,700,452.50
  5. Step 5: Solve for x
    x = 1,494,455,700,452.50/1,411,699.23
  6. Step 6: Final answer
    x = 1,058,621.89

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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.