Home / 999,555.06-1,379,386.90-546,846.06

Finding the Fourth Proportional to 999,555.06, 1,379,386.90 and 546,846.06

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Solution

The fourth proportional to 999,555.06, 1,379,386.90 and 546,846.06 is: 754,648.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,555.06 : 1,379,386.90 = 546,846.06 : x
  2. Step 2: Convert to fraction form
    999,555.06/1,379,386.90 = 546,846.06/x
  3. Step 3: Cross multiply
    999,555.06x = 1,379,386.90 × 546,846.06
  4. Step 4: Simplify right side
    999,555.06x = 754,312,291,480.61
  5. Step 5: Solve for x
    x = 754,312,291,480.61/999,555.06
  6. Step 6: Final answer
    x = 754,648.06

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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.