Home / 1,533,845.85-2,116,612.20-845,482.13

Finding the Fourth Proportional to 1,533,845.85, 2,116,612.20 and 845,482.13

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Solution

The fourth proportional to 1,533,845.85, 2,116,612.20 and 845,482.13 is: 1,166,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,845.85 : 2,116,612.20 = 845,482.13 : x
  2. Step 2: Convert to fraction form
    1,533,845.85/2,116,612.20 = 845,482.13/x
  3. Step 3: Cross multiply
    1,533,845.85x = 2,116,612.20 × 845,482.13
  4. Step 4: Simplify right side
    1,533,845.85x = 1,789,557,798,914.89
  5. Step 5: Solve for x
    x = 1,789,557,798,914.89/1,533,845.85
  6. Step 6: Final answer
    x = 1,166,712.94

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1.5x scale

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.