Home / 1,490,302.39-2,056,666.91-837,043.35

Finding the Fourth Proportional to 1,490,302.39, 2,056,666.91 and 837,043.35

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Solution

The fourth proportional to 1,490,302.39, 2,056,666.91 and 837,043.35 is: 1,155,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,302.39 : 2,056,666.91 = 837,043.35 : x
  2. Step 2: Convert to fraction form
    1,490,302.39/2,056,666.91 = 837,043.35/x
  3. Step 3: Cross multiply
    1,490,302.39x = 2,056,666.91 × 837,043.35
  4. Step 4: Simplify right side
    1,490,302.39x = 1,721,519,362,273.16
  5. Step 5: Solve for x
    x = 1,721,519,362,273.16/1,490,302.39
  6. Step 6: Final answer
    x = 1,155,147.69

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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.