Home / 1,429,518.06-2,142,615.44-530,386.29

Finding the Fourth Proportional to 1,429,518.06, 2,142,615.44 and 530,386.29

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Solution

The fourth proportional to 1,429,518.06, 2,142,615.44 and 530,386.29 is: 794,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,518.06 : 2,142,615.44 = 530,386.29 : x
  2. Step 2: Convert to fraction form
    1,429,518.06/2,142,615.44 = 530,386.29/x
  3. Step 3: Cross multiply
    1,429,518.06x = 2,142,615.44 × 530,386.29
  4. Step 4: Simplify right side
    1,429,518.06x = 1,136,413,851,466.39
  5. Step 5: Solve for x
    x = 1,136,413,851,466.39/1,429,518.06
  6. Step 6: Final answer
    x = 794,962.92

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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.