Home / 977,433.51-1,472,809.44-803,829.45

Finding the Fourth Proportional to 977,433.51, 1,472,809.44 and 803,829.45

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Solution

The fourth proportional to 977,433.51, 1,472,809.44 and 803,829.45 is: 1,211,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,433.51 : 1,472,809.44 = 803,829.45 : x
  2. Step 2: Convert to fraction form
    977,433.51/1,472,809.44 = 803,829.45/x
  3. Step 3: Cross multiply
    977,433.51x = 1,472,809.44 × 803,829.45
  4. Step 4: Simplify right side
    977,433.51x = 1,183,887,602,110.01
  5. Step 5: Solve for x
    x = 1,183,887,602,110.01/977,433.51
  6. Step 6: Final answer
    x = 1,211,220.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.