Home / 1,918,831.04-2,877,744.72-570,630.32

Finding the Fourth Proportional to 1,918,831.04, 2,877,744.72 and 570,630.32

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Solution

The fourth proportional to 1,918,831.04, 2,877,744.72 and 570,630.32 is: 855,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,831.04 : 2,877,744.72 = 570,630.32 : x
  2. Step 2: Convert to fraction form
    1,918,831.04/2,877,744.72 = 570,630.32/x
  3. Step 3: Cross multiply
    1,918,831.04x = 2,877,744.72 × 570,630.32
  4. Step 4: Simplify right side
    1,918,831.04x = 1,642,128,390,451.91
  5. Step 5: Solve for x
    x = 1,642,128,390,451.91/1,918,831.04
  6. Step 6: Final answer
    x = 855,796.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.