Home / 1,851,869.28-2,778,070.08-572,576.48

Finding the Fourth Proportional to 1,851,869.28, 2,778,070.08 and 572,576.48

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Solution

The fourth proportional to 1,851,869.28, 2,778,070.08 and 572,576.48 is: 858,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,869.28 : 2,778,070.08 = 572,576.48 : x
  2. Step 2: Convert to fraction form
    1,851,869.28/2,778,070.08 = 572,576.48/x
  3. Step 3: Cross multiply
    1,851,869.28x = 2,778,070.08 × 572,576.48
  4. Step 4: Simplify right side
    1,851,869.28x = 1,590,657,573,709.37
  5. Step 5: Solve for x
    x = 1,590,657,573,709.37/1,851,869.28
  6. Step 6: Final answer
    x = 858,947.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.