Home / 1,574,564.60-2,360,234.10-774,615.80

Finding the Fourth Proportional to 1,574,564.60, 2,360,234.10 and 774,615.80

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Solution

The fourth proportional to 1,574,564.60, 2,360,234.10 and 774,615.80 is: 1,161,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,564.60 : 2,360,234.10 = 774,615.80 : x
  2. Step 2: Convert to fraction form
    1,574,564.60/2,360,234.10 = 774,615.80/x
  3. Step 3: Cross multiply
    1,574,564.60x = 2,360,234.10 × 774,615.80
  4. Step 4: Simplify right side
    1,574,564.60x = 1,828,274,625,558.78
  5. Step 5: Solve for x
    x = 1,828,274,625,558.78/1,574,564.60
  6. Step 6: Final answer
    x = 1,161,130.27

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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.