Home / 877,208.27-1,316,337.35-805,824.59

Finding the Fourth Proportional to 877,208.27, 1,316,337.35 and 805,824.59

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Solution

The fourth proportional to 877,208.27, 1,316,337.35 and 805,824.59 is: 1,209,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,208.27 : 1,316,337.35 = 805,824.59 : x
  2. Step 2: Convert to fraction form
    877,208.27/1,316,337.35 = 805,824.59/x
  3. Step 3: Cross multiply
    877,208.27x = 1,316,337.35 × 805,824.59
  4. Step 4: Simplify right side
    877,208.27x = 1,060,736,994,754.63
  5. Step 5: Solve for x
    x = 1,060,736,994,754.63/877,208.27
  6. Step 6: Final answer
    x = 1,209,219.11

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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.