Home / 1,038,356-1,557,702.48-406,927.52

Finding the Fourth Proportional to 1,038,356, 1,557,702.48 and 406,927.52

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Solution

The fourth proportional to 1,038,356, 1,557,702.48 and 406,927.52 is: 610,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,356 : 1,557,702.48 = 406,927.52 : x
  2. Step 2: Convert to fraction form
    1,038,356/1,557,702.48 = 406,927.52/x
  3. Step 3: Cross multiply
    1,038,356x = 1,557,702.48 × 406,927.52
  4. Step 4: Simplify right side
    1,038,356x = 633,872,007,084.25
  5. Step 5: Solve for x
    x = 633,872,007,084.25/1,038,356
  6. Step 6: Final answer
    x = 610,457.31

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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.