Home / 1,377,186.30-2,065,779.45-975,653.10

Finding the Fourth Proportional to 1,377,186.30, 2,065,779.45 and 975,653.10

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Solution

The fourth proportional to 1,377,186.30, 2,065,779.45 and 975,653.10 is: 1,463,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,186.30 : 2,065,779.45 = 975,653.10 : x
  2. Step 2: Convert to fraction form
    1,377,186.30/2,065,779.45 = 975,653.10/x
  3. Step 3: Cross multiply
    1,377,186.30x = 2,065,779.45 × 975,653.10
  4. Step 4: Simplify right side
    1,377,186.30x = 2,015,484,124,308.80
  5. Step 5: Solve for x
    x = 2,015,484,124,308.80/1,377,186.30
  6. Step 6: Final answer
    x = 1,463,479.65

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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.