Home / 1,157,445.12-1,736,336.81-557,913.23

Finding the Fourth Proportional to 1,157,445.12, 1,736,336.81 and 557,913.23

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Solution

The fourth proportional to 1,157,445.12, 1,736,336.81 and 557,913.23 is: 836,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,445.12 : 1,736,336.81 = 557,913.23 : x
  2. Step 2: Convert to fraction form
    1,157,445.12/1,736,336.81 = 557,913.23/x
  3. Step 3: Cross multiply
    1,157,445.12x = 1,736,336.81 × 557,913.23
  4. Step 4: Simplify right side
    1,157,445.12x = 968,725,270,748.10
  5. Step 5: Solve for x
    x = 968,725,270,748.10/1,157,445.12
  6. Step 6: Final answer
    x = 836,951.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.