Home / 1,411,956.28-1,948,783.08-838,886.14

Finding the Fourth Proportional to 1,411,956.28, 1,948,783.08 and 838,886.14

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Solution

The fourth proportional to 1,411,956.28, 1,948,783.08 and 838,886.14 is: 1,157,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,956.28 : 1,948,783.08 = 838,886.14 : x
  2. Step 2: Convert to fraction form
    1,411,956.28/1,948,783.08 = 838,886.14/x
  3. Step 3: Cross multiply
    1,411,956.28x = 1,948,783.08 × 838,886.14
  4. Step 4: Simplify right side
    1,411,956.28x = 1,634,807,115,678.51
  5. Step 5: Solve for x
    x = 1,634,807,115,678.51/1,411,956.28
  6. Step 6: Final answer
    x = 1,157,831.26

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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.