Home / 1,710,881.40-2,563,211.70-1,393,620.60

Finding the Fourth Proportional to 1,710,881.40, 2,563,211.70 and 1,393,620.60

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Solution

The fourth proportional to 1,710,881.40, 2,563,211.70 and 1,393,620.60 is: 2,087,897.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,881.40 : 2,563,211.70 = 1,393,620.60 : x
  2. Step 2: Convert to fraction form
    1,710,881.40/2,563,211.70 = 1,393,620.60/x
  3. Step 3: Cross multiply
    1,710,881.40x = 2,563,211.70 × 1,393,620.60
  4. Step 4: Simplify right side
    1,710,881.40x = 3,572,144,627,281.02
  5. Step 5: Solve for x
    x = 3,572,144,627,281.02/1,710,881.40
  6. Step 6: Final answer
    x = 2,087,897.28

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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.