Home / 1,458,045.70-2,184,116.10-826,221.40

Finding the Fourth Proportional to 1,458,045.70, 2,184,116.10 and 826,221.40

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Solution

The fourth proportional to 1,458,045.70, 2,184,116.10 and 826,221.40 is: 1,237,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,045.70 : 2,184,116.10 = 826,221.40 : x
  2. Step 2: Convert to fraction form
    1,458,045.70/2,184,116.10 = 826,221.40/x
  3. Step 3: Cross multiply
    1,458,045.70x = 2,184,116.10 × 826,221.40
  4. Step 4: Simplify right side
    1,458,045.70x = 1,804,563,461,904.54
  5. Step 5: Solve for x
    x = 1,804,563,461,904.54/1,458,045.70
  6. Step 6: Final answer
    x = 1,237,659.05

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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.