Home / 1,140,152.22-1,573,389.34-630,854.60

Finding the Fourth Proportional to 1,140,152.22, 1,573,389.34 and 630,854.60

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Solution

The fourth proportional to 1,140,152.22, 1,573,389.34 and 630,854.60 is: 870,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,152.22 : 1,573,389.34 = 630,854.60 : x
  2. Step 2: Convert to fraction form
    1,140,152.22/1,573,389.34 = 630,854.60/x
  3. Step 3: Cross multiply
    1,140,152.22x = 1,573,389.34 × 630,854.60
  4. Step 4: Simplify right side
    1,140,152.22x = 992,579,902,729.96
  5. Step 5: Solve for x
    x = 992,579,902,729.96/1,140,152.22
  6. Step 6: Final answer
    x = 870,567.88

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1.5x scale

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.