Home / 2,860,429.10-4,290,643.65-1,512,070.70

Finding the Fourth Proportional to 2,860,429.10, 4,290,643.65 and 1,512,070.70

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Solution

The fourth proportional to 2,860,429.10, 4,290,643.65 and 1,512,070.70 is: 2,268,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,429.10 : 4,290,643.65 = 1,512,070.70 : x
  2. Step 2: Convert to fraction form
    2,860,429.10/4,290,643.65 = 1,512,070.70/x
  3. Step 3: Cross multiply
    2,860,429.10x = 4,290,643.65 × 1,512,070.70
  4. Step 4: Simplify right side
    2,860,429.10x = 6,487,756,547,306.06
  5. Step 5: Solve for x
    x = 6,487,756,547,306.06/2,860,429.10
  6. Step 6: Final answer
    x = 2,268,106.05

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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.