Home / 1,588,068.17-2,191,547.91-862,915.90

Finding the Fourth Proportional to 1,588,068.17, 2,191,547.91 and 862,915.90

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Solution

The fourth proportional to 1,588,068.17, 2,191,547.91 and 862,915.90 is: 1,190,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,068.17 : 2,191,547.91 = 862,915.90 : x
  2. Step 2: Convert to fraction form
    1,588,068.17/2,191,547.91 = 862,915.90/x
  3. Step 3: Cross multiply
    1,588,068.17x = 2,191,547.91 × 862,915.90
  4. Step 4: Simplify right side
    1,588,068.17x = 1,891,121,524,035.74
  5. Step 5: Solve for x
    x = 1,891,121,524,035.74/1,588,068.17
  6. Step 6: Final answer
    x = 1,190,831.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.