Home / 1,006,970.74-1,389,576.67-548,085.89

Finding the Fourth Proportional to 1,006,970.74, 1,389,576.67 and 548,085.89

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Solution

The fourth proportional to 1,006,970.74, 1,389,576.67 and 548,085.89 is: 756,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,970.74 : 1,389,576.67 = 548,085.89 : x
  2. Step 2: Convert to fraction form
    1,006,970.74/1,389,576.67 = 548,085.89/x
  3. Step 3: Cross multiply
    1,006,970.74x = 1,389,576.67 × 548,085.89
  4. Step 4: Simplify right side
    1,006,970.74x = 761,607,368,003.91
  5. Step 5: Solve for x
    x = 761,607,368,003.91/1,006,970.74
  6. Step 6: Final answer
    x = 756,335.15

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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.