Home / 1,672,021.04-2,307,089.40-993,124.40

Finding the Fourth Proportional to 1,672,021.04, 2,307,089.40 and 993,124.40

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Solution

The fourth proportional to 1,672,021.04, 2,307,089.40 and 993,124.40 is: 1,370,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,021.04 : 2,307,089.40 = 993,124.40 : x
  2. Step 2: Convert to fraction form
    1,672,021.04/2,307,089.40 = 993,124.40/x
  3. Step 3: Cross multiply
    1,672,021.04x = 2,307,089.40 × 993,124.40
  4. Step 4: Simplify right side
    1,672,021.04x = 2,291,226,776,121.36
  5. Step 5: Solve for x
    x = 2,291,226,776,121.36/1,672,021.04
  6. Step 6: Final answer
    x = 1,370,333.70

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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.