Home / 1,894,538.42-2,843,830.64-815,585.01

Finding the Fourth Proportional to 1,894,538.42, 2,843,830.64 and 815,585.01

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Solution

The fourth proportional to 1,894,538.42, 2,843,830.64 and 815,585.01 is: 1,224,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,538.42 : 2,843,830.64 = 815,585.01 : x
  2. Step 2: Convert to fraction form
    1,894,538.42/2,843,830.64 = 815,585.01/x
  3. Step 3: Cross multiply
    1,894,538.42x = 2,843,830.64 × 815,585.01
  4. Step 4: Simplify right side
    1,894,538.42x = 2,319,385,640,962.71
  5. Step 5: Solve for x
    x = 2,319,385,640,962.71/1,894,538.42
  6. Step 6: Final answer
    x = 1,224,248.41

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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.