Home / 848,011.80-1,272,017.70-842,106.90

Finding the Fourth Proportional to 848,011.80, 1,272,017.70 and 842,106.90

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Solution

The fourth proportional to 848,011.80, 1,272,017.70 and 842,106.90 is: 1,263,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,011.80 : 1,272,017.70 = 842,106.90 : x
  2. Step 2: Convert to fraction form
    848,011.80/1,272,017.70 = 842,106.90/x
  3. Step 3: Cross multiply
    848,011.80x = 1,272,017.70 × 842,106.90
  4. Step 4: Simplify right side
    848,011.80x = 1,071,174,882,092.13
  5. Step 5: Solve for x
    x = 1,071,174,882,092.13/848,011.80
  6. Step 6: Final answer
    x = 1,263,160.35

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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.