Home / 1,345,031.70-2,017,547.55-1,026,167.10

Finding the Fourth Proportional to 1,345,031.70, 2,017,547.55 and 1,026,167.10

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Solution

The fourth proportional to 1,345,031.70, 2,017,547.55 and 1,026,167.10 is: 1,539,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,031.70 : 2,017,547.55 = 1,026,167.10 : x
  2. Step 2: Convert to fraction form
    1,345,031.70/2,017,547.55 = 1,026,167.10/x
  3. Step 3: Cross multiply
    1,345,031.70x = 2,017,547.55 × 1,026,167.10
  4. Step 4: Simplify right side
    1,345,031.70x = 2,070,340,918,495.61
  5. Step 5: Solve for x
    x = 2,070,340,918,495.61/1,345,031.70
  6. Step 6: Final answer
    x = 1,539,250.65

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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.