Home / 1,182,276.08-1,631,364.48-665,956.16

Finding the Fourth Proportional to 1,182,276.08, 1,631,364.48 and 665,956.16

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Solution

The fourth proportional to 1,182,276.08, 1,631,364.48 and 665,956.16 is: 918,920.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,276.08 : 1,631,364.48 = 665,956.16 : x
  2. Step 2: Convert to fraction form
    1,182,276.08/1,631,364.48 = 665,956.16/x
  3. Step 3: Cross multiply
    1,182,276.08x = 1,631,364.48 × 665,956.16
  4. Step 4: Simplify right side
    1,182,276.08x = 1,086,417,224,661.20
  5. Step 5: Solve for x
    x = 1,086,417,224,661.20/1,182,276.08
  6. Step 6: Final answer
    x = 918,920.08

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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.