Home / 1,019,981.57-1,407,622.15-590,178.56

Finding the Fourth Proportional to 1,019,981.57, 1,407,622.15 and 590,178.56

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Solution

The fourth proportional to 1,019,981.57, 1,407,622.15 and 590,178.56 is: 814,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,981.57 : 1,407,622.15 = 590,178.56 : x
  2. Step 2: Convert to fraction form
    1,019,981.57/1,407,622.15 = 590,178.56/x
  3. Step 3: Cross multiply
    1,019,981.57x = 1,407,622.15 × 590,178.56
  4. Step 4: Simplify right side
    1,019,981.57x = 830,748,407,210.72
  5. Step 5: Solve for x
    x = 830,748,407,210.72/1,019,981.57
  6. Step 6: Final answer
    x = 814,473.94

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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.