Home / 1,539,488-2,124,426.61-841,756.03

Finding the Fourth Proportional to 1,539,488, 2,124,426.61 and 841,756.03

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Solution

The fourth proportional to 1,539,488, 2,124,426.61 and 841,756.03 is: 1,161,586.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,488 : 2,124,426.61 = 841,756.03 : x
  2. Step 2: Convert to fraction form
    1,539,488/2,124,426.61 = 841,756.03/x
  3. Step 3: Cross multiply
    1,539,488x = 2,124,426.61 × 841,756.03
  4. Step 4: Simplify right side
    1,539,488x = 1,788,248,909,259.96
  5. Step 5: Solve for x
    x = 1,788,248,909,259.96/1,539,488
  6. Step 6: Final answer
    x = 1,161,586.78

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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.