Home / 840,124.44-1,254,829.68-760,038.48

Finding the Fourth Proportional to 840,124.44, 1,254,829.68 and 760,038.48

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Solution

The fourth proportional to 840,124.44, 1,254,829.68 and 760,038.48 is: 1,135,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,124.44 : 1,254,829.68 = 760,038.48 : x
  2. Step 2: Convert to fraction form
    840,124.44/1,254,829.68 = 760,038.48/x
  3. Step 3: Cross multiply
    840,124.44x = 1,254,829.68 × 760,038.48
  4. Step 4: Simplify right side
    840,124.44x = 953,718,842,646.09
  5. Step 5: Solve for x
    x = 953,718,842,646.09/840,124.44
  6. Step 6: Final answer
    x = 1,135,211.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.