Home / 1,210,804.61-1,816,289.33-401,187.13

Finding the Fourth Proportional to 1,210,804.61, 1,816,289.33 and 401,187.13

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Solution

The fourth proportional to 1,210,804.61, 1,816,289.33 and 401,187.13 is: 601,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,804.61 : 1,816,289.33 = 401,187.13 : x
  2. Step 2: Convert to fraction form
    1,210,804.61/1,816,289.33 = 401,187.13/x
  3. Step 3: Cross multiply
    1,210,804.61x = 1,816,289.33 × 401,187.13
  4. Step 4: Simplify right side
    1,210,804.61x = 728,671,897,005.66
  5. Step 5: Solve for x
    x = 728,671,897,005.66/1,210,804.61
  6. Step 6: Final answer
    x = 601,808.00

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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.