Home / 1,111,455.68-1,533,810.35-602,158.06

Finding the Fourth Proportional to 1,111,455.68, 1,533,810.35 and 602,158.06

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Solution

The fourth proportional to 1,111,455.68, 1,533,810.35 and 602,158.06 is: 830,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,455.68 : 1,533,810.35 = 602,158.06 : x
  2. Step 2: Convert to fraction form
    1,111,455.68/1,533,810.35 = 602,158.06/x
  3. Step 3: Cross multiply
    1,111,455.68x = 1,533,810.35 × 602,158.06
  4. Step 4: Simplify right side
    1,111,455.68x = 923,596,262,434.79
  5. Step 5: Solve for x
    x = 923,596,262,434.79/1,111,455.68
  6. Step 6: Final answer
    x = 830,978.94

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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.