Home / 1,223,070.80-1,688,637.08-794,572.16

Finding the Fourth Proportional to 1,223,070.80, 1,688,637.08 and 794,572.16

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Solution

The fourth proportional to 1,223,070.80, 1,688,637.08 and 794,572.16 is: 1,097,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,070.80 : 1,688,637.08 = 794,572.16 : x
  2. Step 2: Convert to fraction form
    1,223,070.80/1,688,637.08 = 794,572.16/x
  3. Step 3: Cross multiply
    1,223,070.80x = 1,688,637.08 × 794,572.16
  4. Step 4: Simplify right side
    1,223,070.80x = 1,341,744,012,111.69
  5. Step 5: Solve for x
    x = 1,341,744,012,111.69/1,223,070.80
  6. Step 6: Final answer
    x = 1,097,028.90

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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.