Home / 1,039,434-1,434,419.64-562,506

Finding the Fourth Proportional to 1,039,434, 1,434,419.64 and 562,506

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Solution

The fourth proportional to 1,039,434, 1,434,419.64 and 562,506 is: 776,258.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,434 : 1,434,419.64 = 562,506 : x
  2. Step 2: Convert to fraction form
    1,039,434/1,434,419.64 = 562,506/x
  3. Step 3: Cross multiply
    1,039,434x = 1,434,419.64 × 562,506
  4. Step 4: Simplify right side
    1,039,434x = 806,869,654,017.84
  5. Step 5: Solve for x
    x = 806,869,654,017.84/1,039,434
  6. Step 6: Final answer
    x = 776,258.67

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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.