Home / 1,265,454.78-1,746,327.60-692,495.16

Finding the Fourth Proportional to 1,265,454.78, 1,746,327.60 and 692,495.16

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Solution

The fourth proportional to 1,265,454.78, 1,746,327.60 and 692,495.16 is: 955,643.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,454.78 : 1,746,327.60 = 692,495.16 : x
  2. Step 2: Convert to fraction form
    1,265,454.78/1,746,327.60 = 692,495.16/x
  3. Step 3: Cross multiply
    1,265,454.78x = 1,746,327.60 × 692,495.16
  4. Step 4: Simplify right side
    1,265,454.78x = 1,209,323,410,774.42
  5. Step 5: Solve for x
    x = 1,209,323,410,774.42/1,265,454.78
  6. Step 6: Final answer
    x = 955,643.32

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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.