Home / 1,159,497.60-1,739,246.40-879,561.60

Finding the Fourth Proportional to 1,159,497.60, 1,739,246.40 and 879,561.60

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Solution

The fourth proportional to 1,159,497.60, 1,739,246.40 and 879,561.60 is: 1,319,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,497.60 : 1,739,246.40 = 879,561.60 : x
  2. Step 2: Convert to fraction form
    1,159,497.60/1,739,246.40 = 879,561.60/x
  3. Step 3: Cross multiply
    1,159,497.60x = 1,739,246.40 × 879,561.60
  4. Step 4: Simplify right side
    1,159,497.60x = 1,529,774,346,378.24
  5. Step 5: Solve for x
    x = 1,529,774,346,378.24/1,159,497.60
  6. Step 6: Final answer
    x = 1,319,342.40

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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.