Home / 1,416,868.95-1,955,279.70-805,022.49

Finding the Fourth Proportional to 1,416,868.95, 1,955,279.70 and 805,022.49

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Solution

The fourth proportional to 1,416,868.95, 1,955,279.70 and 805,022.49 is: 1,110,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,868.95 : 1,955,279.70 = 805,022.49 : x
  2. Step 2: Convert to fraction form
    1,416,868.95/1,955,279.70 = 805,022.49/x
  3. Step 3: Cross multiply
    1,416,868.95x = 1,955,279.70 × 805,022.49
  4. Step 4: Simplify right side
    1,416,868.95x = 1,574,044,132,740.45
  5. Step 5: Solve for x
    x = 1,574,044,132,740.45/1,416,868.95
  6. Step 6: Final answer
    x = 1,110,931.35

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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.