Home / 1,771,570.10-2,657,355.15-509,323.70

Finding the Fourth Proportional to 1,771,570.10, 2,657,355.15 and 509,323.70

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Solution

The fourth proportional to 1,771,570.10, 2,657,355.15 and 509,323.70 is: 763,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,570.10 : 2,657,355.15 = 509,323.70 : x
  2. Step 2: Convert to fraction form
    1,771,570.10/2,657,355.15 = 509,323.70/x
  3. Step 3: Cross multiply
    1,771,570.10x = 2,657,355.15 × 509,323.70
  4. Step 4: Simplify right side
    1,771,570.10x = 1,353,453,957,212.06
  5. Step 5: Solve for x
    x = 1,353,453,957,212.06/1,771,570.10
  6. Step 6: Final answer
    x = 763,985.55

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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.