Home / 841,346.80-1,255,581.12-751,592.32

Finding the Fourth Proportional to 841,346.80, 1,255,581.12 and 751,592.32

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Solution

The fourth proportional to 841,346.80, 1,255,581.12 and 751,592.32 is: 1,121,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,346.80 : 1,255,581.12 = 751,592.32 : x
  2. Step 2: Convert to fraction form
    841,346.80/1,255,581.12 = 751,592.32/x
  3. Step 3: Cross multiply
    841,346.80x = 1,255,581.12 × 751,592.32
  4. Step 4: Simplify right side
    841,346.80x = 943,685,126,929.00
  5. Step 5: Solve for x
    x = 943,685,126,929.00/841,346.80
  6. Step 6: Final answer
    x = 1,121,636.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.