Home / 1,812,042.72-2,718,080.56-549,870.40

Finding the Fourth Proportional to 1,812,042.72, 2,718,080.56 and 549,870.40

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Solution

The fourth proportional to 1,812,042.72, 2,718,080.56 and 549,870.40 is: 824,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,042.72 : 2,718,080.56 = 549,870.40 : x
  2. Step 2: Convert to fraction form
    1,812,042.72/2,718,080.56 = 549,870.40/x
  3. Step 3: Cross multiply
    1,812,042.72x = 2,718,080.56 × 549,870.40
  4. Step 4: Simplify right side
    1,812,042.72x = 1,494,592,044,759.42
  5. Step 5: Solve for x
    x = 1,494,592,044,759.42/1,812,042.72
  6. Step 6: Final answer
    x = 824,810.60

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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.