Home / 1,091,397.06-1,495,220.77-1,050,488.72

Finding the Fourth Proportional to 1,091,397.06, 1,495,220.77 and 1,050,488.72

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Solution

The fourth proportional to 1,091,397.06, 1,495,220.77 and 1,050,488.72 is: 1,439,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,397.06 : 1,495,220.77 = 1,050,488.72 : x
  2. Step 2: Convert to fraction form
    1,091,397.06/1,495,220.77 = 1,050,488.72/x
  3. Step 3: Cross multiply
    1,091,397.06x = 1,495,220.77 × 1,050,488.72
  4. Step 4: Simplify right side
    1,091,397.06x = 1,570,712,552,794.71
  5. Step 5: Solve for x
    x = 1,570,712,552,794.71/1,091,397.06
  6. Step 6: Final answer
    x = 1,439,176.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.