Home / 2,809,830.48-3,877,570.80-1,520,672.16

Finding the Fourth Proportional to 2,809,830.48, 3,877,570.80 and 1,520,672.16

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Solution

The fourth proportional to 2,809,830.48, 3,877,570.80 and 1,520,672.16 is: 2,098,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,830.48 : 3,877,570.80 = 1,520,672.16 : x
  2. Step 2: Convert to fraction form
    2,809,830.48/3,877,570.80 = 1,520,672.16/x
  3. Step 3: Cross multiply
    2,809,830.48x = 3,877,570.80 × 1,520,672.16
  4. Step 4: Simplify right side
    2,809,830.48x = 5,896,513,963,988.93
  5. Step 5: Solve for x
    x = 5,896,513,963,988.93/2,809,830.48
  6. Step 6: Final answer
    x = 2,098,530.14

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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.