Home / 1,020,094.71-1,407,730.68-561,199.41

Finding the Fourth Proportional to 1,020,094.71, 1,407,730.68 and 561,199.41

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Solution

The fourth proportional to 1,020,094.71, 1,407,730.68 and 561,199.41 is: 774,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,094.71 : 1,407,730.68 = 561,199.41 : x
  2. Step 2: Convert to fraction form
    1,020,094.71/1,407,730.68 = 561,199.41/x
  3. Step 3: Cross multiply
    1,020,094.71x = 1,407,730.68 × 561,199.41
  4. Step 4: Simplify right side
    1,020,094.71x = 790,017,627,054.90
  5. Step 5: Solve for x
    x = 790,017,627,054.90/1,020,094.71
  6. Step 6: Final answer
    x = 774,455.17

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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.