Home / 1,205,004.80-1,806,988.80-605,734.40

Finding the Fourth Proportional to 1,205,004.80, 1,806,988.80 and 605,734.40

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Solution

The fourth proportional to 1,205,004.80, 1,806,988.80 and 605,734.40 is: 908,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,004.80 : 1,806,988.80 = 605,734.40 : x
  2. Step 2: Convert to fraction form
    1,205,004.80/1,806,988.80 = 605,734.40/x
  3. Step 3: Cross multiply
    1,205,004.80x = 1,806,988.80 × 605,734.40
  4. Step 4: Simplify right side
    1,205,004.80x = 1,094,555,276,574.72
  5. Step 5: Solve for x
    x = 1,094,555,276,574.72/1,205,004.80
  6. Step 6: Final answer
    x = 908,341.01

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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.