Home / 1,677,350.03-2,314,769.40-913,402.98

Finding the Fourth Proportional to 1,677,350.03, 2,314,769.40 and 913,402.98

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Solution

The fourth proportional to 1,677,350.03, 2,314,769.40 and 913,402.98 is: 1,260,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,350.03 : 2,314,769.40 = 913,402.98 : x
  2. Step 2: Convert to fraction form
    1,677,350.03/2,314,769.40 = 913,402.98/x
  3. Step 3: Cross multiply
    1,677,350.03x = 2,314,769.40 × 913,402.98
  4. Step 4: Simplify right side
    1,677,350.03x = 2,114,317,267,972.81
  5. Step 5: Solve for x
    x = 2,114,317,267,972.81/1,677,350.03
  6. Step 6: Final answer
    x = 1,260,510.47

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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.