Home / 1,200,038.02-1,655,916.82-710,022.58

Finding the Fourth Proportional to 1,200,038.02, 1,655,916.82 and 710,022.58

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Solution

The fourth proportional to 1,200,038.02, 1,655,916.82 and 710,022.58 is: 979,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,038.02 : 1,655,916.82 = 710,022.58 : x
  2. Step 2: Convert to fraction form
    1,200,038.02/1,655,916.82 = 710,022.58/x
  3. Step 3: Cross multiply
    1,200,038.02x = 1,655,916.82 × 710,022.58
  4. Step 4: Simplify right side
    1,200,038.02x = 1,175,738,326,886.95
  5. Step 5: Solve for x
    x = 1,175,738,326,886.95/1,200,038.02
  6. Step 6: Final answer
    x = 979,750.90

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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.