Home / 1,830,306.65-2,525,818.82-1,003,378.74

Finding the Fourth Proportional to 1,830,306.65, 2,525,818.82 and 1,003,378.74

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Solution

The fourth proportional to 1,830,306.65, 2,525,818.82 and 1,003,378.74 is: 1,384,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,306.65 : 2,525,818.82 = 1,003,378.74 : x
  2. Step 2: Convert to fraction form
    1,830,306.65/2,525,818.82 = 1,003,378.74/x
  3. Step 3: Cross multiply
    1,830,306.65x = 2,525,818.82 × 1,003,378.74
  4. Step 4: Simplify right side
    1,830,306.65x = 2,534,352,913,264.91
  5. Step 5: Solve for x
    x = 2,534,352,913,264.91/1,830,306.65
  6. Step 6: Final answer
    x = 1,384,660.27

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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.