Home / 1,063,417.60-1,594,579.20-315,366.40

Finding the Fourth Proportional to 1,063,417.60, 1,594,579.20 and 315,366.40

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Solution

The fourth proportional to 1,063,417.60, 1,594,579.20 and 315,366.40 is: 472,887.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,417.60 : 1,594,579.20 = 315,366.40 : x
  2. Step 2: Convert to fraction form
    1,063,417.60/1,594,579.20 = 315,366.40/x
  3. Step 3: Cross multiply
    1,063,417.60x = 1,594,579.20 × 315,366.40
  4. Step 4: Simplify right side
    1,063,417.60x = 502,876,701,818.88
  5. Step 5: Solve for x
    x = 502,876,701,818.88/1,063,417.60
  6. Step 6: Final answer
    x = 472,887.32

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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.