Home / 1,570,484.70-2,356,164.45-771,792.30

Finding the Fourth Proportional to 1,570,484.70, 2,356,164.45 and 771,792.30

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Solution

The fourth proportional to 1,570,484.70, 2,356,164.45 and 771,792.30 is: 1,157,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,484.70 : 2,356,164.45 = 771,792.30 : x
  2. Step 2: Convert to fraction form
    1,570,484.70/2,356,164.45 = 771,792.30/x
  3. Step 3: Cross multiply
    1,570,484.70x = 2,356,164.45 × 771,792.30
  4. Step 4: Simplify right side
    1,570,484.70x = 1,818,469,580,043.74
  5. Step 5: Solve for x
    x = 1,818,469,580,043.74/1,570,484.70
  6. Step 6: Final answer
    x = 1,157,903.40

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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.