Home / 1,535,009.64-2,118,048.98-984,207.02

Finding the Fourth Proportional to 1,535,009.64, 2,118,048.98 and 984,207.02

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Solution

The fourth proportional to 1,535,009.64, 2,118,048.98 and 984,207.02 is: 1,358,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,009.64 : 2,118,048.98 = 984,207.02 : x
  2. Step 2: Convert to fraction form
    1,535,009.64/2,118,048.98 = 984,207.02/x
  3. Step 3: Cross multiply
    1,535,009.64x = 2,118,048.98 × 984,207.02
  4. Step 4: Simplify right side
    1,535,009.64x = 2,084,598,674,819.84
  5. Step 5: Solve for x
    x = 2,084,598,674,819.84/1,535,009.64
  6. Step 6: Final answer
    x = 1,358,036.21

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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.