Home / 1,872,030.30-2,808,045.45-1,798,547.10

Finding the Fourth Proportional to 1,872,030.30, 2,808,045.45 and 1,798,547.10

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Solution

The fourth proportional to 1,872,030.30, 2,808,045.45 and 1,798,547.10 is: 2,697,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,030.30 : 2,808,045.45 = 1,798,547.10 : x
  2. Step 2: Convert to fraction form
    1,872,030.30/2,808,045.45 = 1,798,547.10/x
  3. Step 3: Cross multiply
    1,872,030.30x = 2,808,045.45 × 1,798,547.10
  4. Step 4: Simplify right side
    1,872,030.30x = 5,050,402,000,765.70
  5. Step 5: Solve for x
    x = 5,050,402,000,765.70/1,872,030.30
  6. Step 6: Final answer
    x = 2,697,820.65

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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.