Home / 1,323,547.69-1,985,412.74-554,270.84

Finding the Fourth Proportional to 1,323,547.69, 1,985,412.74 and 554,270.84

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Solution

The fourth proportional to 1,323,547.69, 1,985,412.74 and 554,270.84 is: 831,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,547.69 : 1,985,412.74 = 554,270.84 : x
  2. Step 2: Convert to fraction form
    1,323,547.69/1,985,412.74 = 554,270.84/x
  3. Step 3: Cross multiply
    1,323,547.69x = 1,985,412.74 × 554,270.84
  4. Step 4: Simplify right side
    1,323,547.69x = 1,100,456,393,061.33
  5. Step 5: Solve for x
    x = 1,100,456,393,061.33/1,323,547.69
  6. Step 6: Final answer
    x = 831,444.46

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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.