Home / 1,761,412.80-2,430,708.50-1,036,307.22

Finding the Fourth Proportional to 1,761,412.80, 2,430,708.50 and 1,036,307.22

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Solution

The fourth proportional to 1,761,412.80, 2,430,708.50 and 1,036,307.22 is: 1,430,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,412.80 : 2,430,708.50 = 1,036,307.22 : x
  2. Step 2: Convert to fraction form
    1,761,412.80/2,430,708.50 = 1,036,307.22/x
  3. Step 3: Cross multiply
    1,761,412.80x = 2,430,708.50 × 1,036,307.22
  4. Step 4: Simplify right side
    1,761,412.80x = 2,518,960,763,083.83
  5. Step 5: Solve for x
    x = 2,518,960,763,083.83/1,761,412.80
  6. Step 6: Final answer
    x = 1,430,079.74

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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.