Home / 1,157,724.60-1,736,586.90-316,276.35

Finding the Fourth Proportional to 1,157,724.60, 1,736,586.90 and 316,276.35

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Solution

The fourth proportional to 1,157,724.60, 1,736,586.90 and 316,276.35 is: 474,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,724.60 : 1,736,586.90 = 316,276.35 : x
  2. Step 2: Convert to fraction form
    1,157,724.60/1,736,586.90 = 316,276.35/x
  3. Step 3: Cross multiply
    1,157,724.60x = 1,736,586.90 × 316,276.35
  4. Step 4: Simplify right side
    1,157,724.60x = 549,241,366,189.82
  5. Step 5: Solve for x
    x = 549,241,366,189.82/1,157,724.60
  6. Step 6: Final answer
    x = 474,414.53

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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.