Home / 1,000,701.51-1,501,042.86-432,484.35

Finding the Fourth Proportional to 1,000,701.51, 1,501,042.86 and 432,484.35

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Solution

The fourth proportional to 1,000,701.51, 1,501,042.86 and 432,484.35 is: 648,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,701.51 : 1,501,042.86 = 432,484.35 : x
  2. Step 2: Convert to fraction form
    1,000,701.51/1,501,042.86 = 432,484.35/x
  3. Step 3: Cross multiply
    1,000,701.51x = 1,501,042.86 × 432,484.35
  4. Step 4: Simplify right side
    1,000,701.51x = 649,177,545,629.24
  5. Step 5: Solve for x
    x = 649,177,545,629.24/1,000,701.51
  6. Step 6: Final answer
    x = 648,722.46

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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.