Home / 1,098,698.40-1,516,071.06-615,225.60

Finding the Fourth Proportional to 1,098,698.40, 1,516,071.06 and 615,225.60

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Solution

The fourth proportional to 1,098,698.40, 1,516,071.06 and 615,225.60 is: 848,937.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,698.40 : 1,516,071.06 = 615,225.60 : x
  2. Step 2: Convert to fraction form
    1,098,698.40/1,516,071.06 = 615,225.60/x
  3. Step 3: Cross multiply
    1,098,698.40x = 1,516,071.06 × 615,225.60
  4. Step 4: Simplify right side
    1,098,698.40x = 932,725,727,531.14
  5. Step 5: Solve for x
    x = 932,725,727,531.14/1,098,698.40
  6. Step 6: Final answer
    x = 848,937.00

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Double scale
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1.5x scale

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.