Home / 1,014,968.10-1,400,655.95-556,100.07

Finding the Fourth Proportional to 1,014,968.10, 1,400,655.95 and 556,100.07

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Solution

The fourth proportional to 1,014,968.10, 1,400,655.95 and 556,100.07 is: 767,418.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,968.10 : 1,400,655.95 = 556,100.07 : x
  2. Step 2: Convert to fraction form
    1,014,968.10/1,400,655.95 = 556,100.07/x
  3. Step 3: Cross multiply
    1,014,968.10x = 1,400,655.95 × 556,100.07
  4. Step 4: Simplify right side
    1,014,968.10x = 778,904,865,893.33
  5. Step 5: Solve for x
    x = 778,904,865,893.33/1,014,968.10
  6. Step 6: Final answer
    x = 767,418.07

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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.