Home / 1,486,075.84-2,050,808.40-841,478.56

Finding the Fourth Proportional to 1,486,075.84, 2,050,808.40 and 841,478.56

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Solution

The fourth proportional to 1,486,075.84, 2,050,808.40 and 841,478.56 is: 1,161,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,075.84 : 2,050,808.40 = 841,478.56 : x
  2. Step 2: Convert to fraction form
    1,486,075.84/2,050,808.40 = 841,478.56/x
  3. Step 3: Cross multiply
    1,486,075.84x = 2,050,808.40 × 841,478.56
  4. Step 4: Simplify right side
    1,486,075.84x = 1,725,711,299,267.90
  5. Step 5: Solve for x
    x = 1,725,711,299,267.90/1,486,075.84
  6. Step 6: Final answer
    x = 1,161,253.86

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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.