Home / 1,156,886.40-1,731,830.40-1,030,915.20

Finding the Fourth Proportional to 1,156,886.40, 1,731,830.40 and 1,030,915.20

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Solution

The fourth proportional to 1,156,886.40, 1,731,830.40 and 1,030,915.20 is: 1,543,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,886.40 : 1,731,830.40 = 1,030,915.20 : x
  2. Step 2: Convert to fraction form
    1,156,886.40/1,731,830.40 = 1,030,915.20/x
  3. Step 3: Cross multiply
    1,156,886.40x = 1,731,830.40 × 1,030,915.20
  4. Step 4: Simplify right side
    1,156,886.40x = 1,785,370,283,182.08
  5. Step 5: Solve for x
    x = 1,785,370,283,182.08/1,156,886.40
  6. Step 6: Final answer
    x = 1,543,254.62

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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.