Home / 4,811,071.80-6,639,278.70-2,877,332.34

Finding the Fourth Proportional to 4,811,071.80, 6,639,278.70 and 2,877,332.34

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Solution

The fourth proportional to 4,811,071.80, 6,639,278.70 and 2,877,332.34 is: 3,970,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811,071.80 : 6,639,278.70 = 2,877,332.34 : x
  2. Step 2: Convert to fraction form
    4,811,071.80/6,639,278.70 = 2,877,332.34/x
  3. Step 3: Cross multiply
    4,811,071.80x = 6,639,278.70 × 2,877,332.34
  4. Step 4: Simplify right side
    4,811,071.80x = 19,103,411,317,783.16
  5. Step 5: Solve for x
    x = 19,103,411,317,783.16/4,811,071.80
  6. Step 6: Final answer
    x = 3,970,718.40

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1.5x scale

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.