Home / 1,780,036.80-2,668,240.80-880,094.40

Finding the Fourth Proportional to 1,780,036.80, 2,668,240.80 and 880,094.40

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Solution

The fourth proportional to 1,780,036.80, 2,668,240.80 and 880,094.40 is: 1,319,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,036.80 : 2,668,240.80 = 880,094.40 : x
  2. Step 2: Convert to fraction form
    1,780,036.80/2,668,240.80 = 880,094.40/x
  3. Step 3: Cross multiply
    1,780,036.80x = 2,668,240.80 × 880,094.40
  4. Step 4: Simplify right side
    1,780,036.80x = 2,348,303,785,931.52
  5. Step 5: Solve for x
    x = 2,348,303,785,931.52/1,780,036.80
  6. Step 6: Final answer
    x = 1,319,244.52

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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.