Home / 1,316,852.46-1,817,404.38-743,929.74

Finding the Fourth Proportional to 1,316,852.46, 1,817,404.38 and 743,929.74

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Solution

The fourth proportional to 1,316,852.46, 1,817,404.38 and 743,929.74 is: 1,026,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,852.46 : 1,817,404.38 = 743,929.74 : x
  2. Step 2: Convert to fraction form
    1,316,852.46/1,817,404.38 = 743,929.74/x
  3. Step 3: Cross multiply
    1,316,852.46x = 1,817,404.38 × 743,929.74
  4. Step 4: Simplify right side
    1,316,852.46x = 1,352,021,167,888.26
  5. Step 5: Solve for x
    x = 1,352,021,167,888.26/1,316,852.46
  6. Step 6: Final answer
    x = 1,026,706.64

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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.