Home / 1,559,948.16-2,153,476.80-987,265.92

Finding the Fourth Proportional to 1,559,948.16, 2,153,476.80 and 987,265.92

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Solution

The fourth proportional to 1,559,948.16, 2,153,476.80 and 987,265.92 is: 1,362,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,948.16 : 2,153,476.80 = 987,265.92 : x
  2. Step 2: Convert to fraction form
    1,559,948.16/2,153,476.80 = 987,265.92/x
  3. Step 3: Cross multiply
    1,559,948.16x = 2,153,476.80 × 987,265.92
  4. Step 4: Simplify right side
    1,559,948.16x = 2,126,054,254,150.66
  5. Step 5: Solve for x
    x = 2,126,054,254,150.66/1,559,948.16
  6. Step 6: Final answer
    x = 1,362,900.58

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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.