Home / 1,159,541.60-1,739,312.40-823,618.40

Finding the Fourth Proportional to 1,159,541.60, 1,739,312.40 and 823,618.40

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Solution

The fourth proportional to 1,159,541.60, 1,739,312.40 and 823,618.40 is: 1,235,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,541.60 : 1,739,312.40 = 823,618.40 : x
  2. Step 2: Convert to fraction form
    1,159,541.60/1,739,312.40 = 823,618.40/x
  3. Step 3: Cross multiply
    1,159,541.60x = 1,739,312.40 × 823,618.40
  4. Step 4: Simplify right side
    1,159,541.60x = 1,432,529,695,988.16
  5. Step 5: Solve for x
    x = 1,432,529,695,988.16/1,159,541.60
  6. Step 6: Final answer
    x = 1,235,427.60

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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.