Home / 1,223,562.84-1,688,717.34-707,333.64

Finding the Fourth Proportional to 1,223,562.84, 1,688,717.34 and 707,333.64

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Solution

The fourth proportional to 1,223,562.84, 1,688,717.34 and 707,333.64 is: 976,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,562.84 : 1,688,717.34 = 707,333.64 : x
  2. Step 2: Convert to fraction form
    1,223,562.84/1,688,717.34 = 707,333.64/x
  3. Step 3: Cross multiply
    1,223,562.84x = 1,688,717.34 × 707,333.64
  4. Step 4: Simplify right side
    1,223,562.84x = 1,194,486,583,033.32
  5. Step 5: Solve for x
    x = 1,194,486,583,033.32/1,223,562.84
  6. Step 6: Final answer
    x = 976,236.40

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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.