Home / 1,090,509.88-1,636,098.46-558,407.40

Finding the Fourth Proportional to 1,090,509.88, 1,636,098.46 and 558,407.40

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Solution

The fourth proportional to 1,090,509.88, 1,636,098.46 and 558,407.40 is: 837,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,509.88 : 1,636,098.46 = 558,407.40 : x
  2. Step 2: Convert to fraction form
    1,090,509.88/1,636,098.46 = 558,407.40/x
  3. Step 3: Cross multiply
    1,090,509.88x = 1,636,098.46 × 558,407.40
  4. Step 4: Simplify right side
    1,090,509.88x = 913,609,487,192.60
  5. Step 5: Solve for x
    x = 913,609,487,192.60/1,090,509.88
  6. Step 6: Final answer
    x = 837,781.94

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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.