Home / 915,547.51-1,372,850.72-537,214.11

Finding the Fourth Proportional to 915,547.51, 1,372,850.72 and 537,214.11

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Solution

The fourth proportional to 915,547.51, 1,372,850.72 and 537,214.11 is: 805,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,547.51 : 1,372,850.72 = 537,214.11 : x
  2. Step 2: Convert to fraction form
    915,547.51/1,372,850.72 = 537,214.11/x
  3. Step 3: Cross multiply
    915,547.51x = 1,372,850.72 × 537,214.11
  4. Step 4: Simplify right side
    915,547.51x = 737,514,779,001.75
  5. Step 5: Solve for x
    x = 737,514,779,001.75/915,547.51
  6. Step 6: Final answer
    x = 805,545.06

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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.