Home / 1,048,205.80-1,571,531.10-448,676.20

Finding the Fourth Proportional to 1,048,205.80, 1,571,531.10 and 448,676.20

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Solution

The fourth proportional to 1,048,205.80, 1,571,531.10 and 448,676.20 is: 672,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,205.80 : 1,571,531.10 = 448,676.20 : x
  2. Step 2: Convert to fraction form
    1,048,205.80/1,571,531.10 = 448,676.20/x
  3. Step 3: Cross multiply
    1,048,205.80x = 1,571,531.10 × 448,676.20
  4. Step 4: Simplify right side
    1,048,205.80x = 705,108,602,129.82
  5. Step 5: Solve for x
    x = 705,108,602,129.82/1,048,205.80
  6. Step 6: Final answer
    x = 672,681.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.