Home / 1,206,871.80-1,810,307.70-365,465.40

Finding the Fourth Proportional to 1,206,871.80, 1,810,307.70 and 365,465.40

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Solution

The fourth proportional to 1,206,871.80, 1,810,307.70 and 365,465.40 is: 548,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,871.80 : 1,810,307.70 = 365,465.40 : x
  2. Step 2: Convert to fraction form
    1,206,871.80/1,810,307.70 = 365,465.40/x
  3. Step 3: Cross multiply
    1,206,871.80x = 1,810,307.70 × 365,465.40
  4. Step 4: Simplify right side
    1,206,871.80x = 661,604,827,703.58
  5. Step 5: Solve for x
    x = 661,604,827,703.58/1,206,871.80
  6. Step 6: Final answer
    x = 548,198.10

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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.