Home / 1,635,114.90-2,453,547.15-688,581.30

Finding the Fourth Proportional to 1,635,114.90, 2,453,547.15 and 688,581.30

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Solution

The fourth proportional to 1,635,114.90, 2,453,547.15 and 688,581.30 is: 1,033,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,114.90 : 2,453,547.15 = 688,581.30 : x
  2. Step 2: Convert to fraction form
    1,635,114.90/2,453,547.15 = 688,581.30/x
  3. Step 3: Cross multiply
    1,635,114.90x = 2,453,547.15 × 688,581.30
  4. Step 4: Simplify right side
    1,635,114.90x = 1,689,466,686,158.30
  5. Step 5: Solve for x
    x = 1,689,466,686,158.30/1,635,114.90
  6. Step 6: Final answer
    x = 1,033,240.35

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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.